workflows/e2e-gcp: Fix secret variable typo

Also update terraform config to add a description to the service
account and a note about github organization repo.

Signed-off-by: Sunny <darkowlzz@protonmail.com>

.github/workflows/e2e-gcp.yaml

@@ -76,8 +76,8 @@ jobs:
           TF_VAR_gcp_region: ${{ vars.TF_VAR_gcp_region }}
           TF_VAR_gcp_zone: ${{ vars.TF_VAR_gcp_zone }}
           TF_VAR_gcp_email: ${{ secrets.TF_VAR_gcp_email }}
-          TF_VAR_gcp_keyring: ${{ secret.TF_VAR_gcp_keyring }}
-          TF_VAR_gcp_crypto_key: ${{ secret.TF_VAR_gcp_crypto_key }}
+          TF_VAR_gcp_keyring: ${{ secrets.TF_VAR_gcp_keyring }}
+          TF_VAR_gcp_crypto_key: ${{ secrets.TF_VAR_gcp_crypto_key }}
           GITREPO_SSH_CONTENTS: ${{ secrets.GCP_GITREPO_SSH_CONTENTS }}
           GITREPO_SSH_PUB_CONTENTS: ${{ secrets.GCP_GITREPO_SSH_PUB_CONTENTS }}
         run: |

tests/integration/README.md

@@ -218,6 +218,10 @@ variables using
 use the terraform configuration below. Please make sure all the requirements of
 gcp-gh-actions are followed before running it.
 
+**NOTE:** When running the following for a repo under and organization, set the
+environment variable `GITHUB_ORGANIZATION` if setting the `owner` in the
+`github` provider doesn't work.
+
 ```hcl
 provider "google" {}
 
@@ -233,8 +237,9 @@ resource "tls_private_key" "privatekey" {
 module "gcp_gh_actions" {
   source = "git::https://github.com/fluxcd/test-infra.git//tf-modules/gcp/github-actions"
 
-  gcp_service_account_id   = "flux2-e2e-test"
-  gcp_service_account_name = "flux2-e2e-test"
+  gcp_service_account_id          = "flux2-e2e-test"
+  gcp_service_account_name        = "flux2-e2e-test"
+  gcp_service_account_description = "For running fluxcd/flux2 e2e tests."
   gcp_roles = [
     "roles/compute.instanceAdmin.v1",
     "roles/container.admin",