Add post-merge VCR copy step

[slevenick]

Swap if/else after checking return code. VCR triggers but is not commented on the PR

Add step to copy cassettes that were recorded on a PR to master after it has been merged. Also cleans up old cassettes

Release Note Template for Downstream PRs (will be copied)

[modular-magician]

Hi! I'm the modular magician. Your PR generated some diffs in downstreams - here they are.

Diff report:

Terraform GA: Diff ( 1 file changed, 1 insertion(+), 1 deletion(-))
Terraform Beta: Diff ( 1 file changed, 1 insertion(+), 1 deletion(-))
Ansible: Diff ( 1 file changed, 1 insertion(+), 1 deletion(-))

[modular-magician]

Hi! I'm the modular magician. Your PR generated some diffs in downstreams - here they are.

Diff report:

Terraform GA: Diff ( 1 file changed, 1 insertion(+), 1 deletion(-))
Terraform Beta: Diff ( 1 file changed, 1 insertion(+), 1 deletion(-))
Ansible: Diff ( 1 file changed, 1 insertion(+), 1 deletion(-))