Paddy drop pgp key

[paddycarver]

Release Note Template for Downstream PRs (will be copied)

google: removed the deprecated `pgp_key`, `private_key_encrypted` and `private_key_fingerprint` from `google_service_account_key`

[paddycarver]

This replaces #2661.

[modular-magician]

Hi! I'm the modular magician, I work on Magic Modules.
I see that this PR has already had some downstream PRs generated. Any open downstreams are already updated to your most recent commit, a258940.

Pull request statuses

No diff detected in terraform-google-conversion.
No diff detected in Inspec.

New Pull Requests

I built this PR into one or more new PRs on other repositories, and when those are closed, this PR will also be merged and closed.
depends: hashicorp/terraform-provider-google-beta#1374
depends: hashicorp/terraform-provider-google#4888
depends: ansible-collections/google.cloud#60

[nat-henderson]

Fine by me if you're comfortable with the test failure (to be fixed later).

[modular-magician]

Hi! I'm the modular magician, I work on Magic Modules.
I see that this PR has already had some downstream PRs generated. Any open downstreams are already updated to your most recent commit, 0af8192.

Pull request statuses

terraform-provider-google-beta already has an open PR.
No diff detected in terraform-google-conversion.
terraform-provider-google already has an open PR.
No diff detected in Inspec.

New Pull Requests

I built this PR into one or more new PRs on other repositories, and when those are closed, this PR will also be merged and closed.
depends: ansible-collections/google.cloud#62