go.mod, vendor: update (#3358)

* go.mod, vendor: remove unnecessary dependencies

Commands:
1. go mod tidy
2. go mod vendor

* go.mod, vendor: update cloud.google.com/go

Commands:
1. go get -u cloud.google.com/go
2. go mod tidy
3. go mod vendor

* go.mod, vendor: update cloud.google.com/*

Commands:
1. go get -u cloud.google.com/storage cloud.google.com/logging
2. go mod tidy
3. go mod vendor

* go.mod, .golangci.yml, vendor: update *lint*

Commands:
1. go get -u golang.org/x/tools github.com/golangci/golangci-lint@v1.47.0
2. go mod tidy
3. go mod vendor
4. edit .golangci.yml to suppress new errors (resolved in the same PR later)

* all: fix lint errors

hash.go: copy() recommended by gosimple
parse.go: ent is never nil
verifier.go: signal.Notify() with unbuffered channel is bad. Have no idea why.

* .golangci.yml: adjust godot rules

check-all is deprecated, but still work
if you're hesitating too - I'll remove this commit

1 files changed, 28 insertions, 4 deletions

diff --git a/vendor/cloud.google.com/go/CONTRIBUTING.md b/vendor/cloud.google.com/go/CONTRIBUTING.md
index 6ca285bee..6d6e48b65 100644
--- a/vendor/cloud.google.com/go/CONTRIBUTING.md
+++ b/vendor/cloud.google.com/go/CONTRIBUTING.md
@@ -2,7 +2,7 @@
 
 1. [File an issue](https://github.com/googleapis/google-cloud-go/issues/new/choose).
    The issue will be used to discuss the bug or feature and should be created
-   before sending a CL.
+   before sending a PR.
 
 1. [Install Go](https://golang.org/dl/).
     1. Ensure that your `GOBIN` directory (by default `$(go env GOPATH)/bin`)
@@ -69,7 +69,7 @@ these projects as "general project" and "Firestore project".
 
 After creating each project, you must [create a service account](https://developers.google.com/identity/protocols/OAuth2ServiceAccount#creatinganaccount)
 for each project. Ensure the project-level **Owner**
-[IAM role](console.cloud.google.com/iam-admin/iam/project) role is added to
+[IAM role](https://console.cloud.google.com/iam-admin/iam/project) role is added to
 each service account. During the creation of the service account, you should
 download the JSON credential file for use later.
 
@@ -136,6 +136,9 @@ As part of the setup that follows, the following variables will be configured:
 - `GCLOUD_TESTS_GOLANG_KEYRING`: The full name of the keyring for the tests,
 in the form
 "projects/P/locations/L/keyRings/R". The creation of this is described below.
+- `GCLOUD_TESTS_BIGTABLE_KEYRING`: The full name of the keyring for the bigtable tests,
+in the form
+"projects/P/locations/L/keyRings/R". The creation of this is described below. Expected to be single region.
 - `GCLOUD_TESTS_GOLANG_ZONE`: Compute Engine zone.
 
 Install the [gcloud command-line tool][gcloudcli] to your machine and use it to
@@ -172,6 +175,7 @@ $ gcloud beta spanner instances create go-integration-test --config regional-us-
 
 $ export MY_KEYRING=some-keyring-name
 $ export MY_LOCATION=global
+$ export MY_SINGLE_LOCATION=us-central1
 # Creates a KMS keyring, in the same location as the default location for your
 # project's buckets.
 $ gcloud kms keyrings create $MY_KEYRING --location $MY_LOCATION
@@ -182,6 +186,26 @@ $ gcloud kms keys create key2 --keyring $MY_KEYRING --location $MY_LOCATION --pu
 $ export GCLOUD_TESTS_GOLANG_KEYRING=projects/$GCLOUD_TESTS_GOLANG_PROJECT_ID/locations/$MY_LOCATION/keyRings/$MY_KEYRING
 # Authorizes Google Cloud Storage to encrypt and decrypt using key1.
 $ gsutil kms authorize -p $GCLOUD_TESTS_GOLANG_PROJECT_ID -k $GCLOUD_TESTS_GOLANG_KEYRING/cryptoKeys/key1
+
+# Create KMS Key in one region for Bigtable
+$ gcloud kms keyrings create $MY_KEYRING --location $MY_SINGLE_LOCATION
+$ gcloud kms keys create key1 --keyring $MY_KEYRING --location $MY_SINGLE_LOCATION --purpose encryption
+# Sets the GCLOUD_TESTS_BIGTABLE_KEYRING environment variable.
+$ export GCLOUD_TESTS_BIGTABLE_KEYRING=projects/$GCLOUD_TESTS_GOLANG_PROJECT_ID/locations/$MY_SINGLE_LOCATION/keyRings/$MY_KEYRING
+# Create a service agent, https://cloud.google.com/bigtable/docs/use-cmek#gcloud:
+$ gcloud beta services identity create \
+    --service=bigtableadmin.googleapis.com \
+    --project $GCLOUD_TESTS_GOLANG_PROJECT_ID
+# Note the service agent email for the agent created.
+$ export SERVICE_AGENT_EMAIL=<service agent email, from last step>
+
+# Authorizes Google Cloud Bigtable to encrypt and decrypt using key1
+$ gcloud kms keys add-iam-policy-binding key1 \
+    --keyring $MY_KEYRING \
+    --location $MY_SINGLE_LOCATION \
+    --role roles/cloudkms.cryptoKeyEncrypterDecrypter \
+    --member "serviceAccount:$SERVICE_AGENT_EMAIL" \
+    --project $GCLOUD_TESTS_GOLANG_PROJECT_ID
 ```
 
 It may be useful to add exports to your shell initialization for future use.
@@ -295,8 +319,8 @@ Instances of abusive, harassing, or otherwise unacceptable behavior
 may be reported by opening an issue
 or contacting one or more of the project maintainers.
 
-This Code of Conduct is adapted from the [Contributor Covenant](http://contributor-covenant.org), version 1.2.0,
-available at [http://contributor-covenant.org/version/1/2/0/](http://contributor-covenant.org/version/1/2/0/)
+This Code of Conduct is adapted from the [Contributor Covenant](https://contributor-covenant.org), version 1.2.0,
+available at [https://contributor-covenant.org/version/1/2/0/](https://contributor-covenant.org/version/1/2/0/)
 
 [gcloudcli]: https://developers.google.com/cloud/sdk/gcloud/
 [indvcla]: https://developers.google.com/open-source/cla/individual