separate default version update from release channel test

[megan07]

Fixes hashicorp/terraform-provider-google#6593

Separate the default version test from the release enabled tests as we can't update over 2 minor versions.

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 Beta: Diff ( 1 file changed, 14 insertions(+), 2 deletions(-))

[modular-magician]

I have triggered VCR tests based on this PR's diffs. See the results here: "https://ci-oss.hashicorp.engineering/viewQueued.html?itemId=134568"

[modular-magician]

I have triggered VCR tests in RECORDING mode for the following tests that failed during VCR: TestAccCloudAssetFolderFeed_cloudAssetFolderFeedExample|TestAccCloudAssetOrganizationFeed_cloudAssetOrganizationFeedExample|TestAccCloudAssetProjectFeed_cloudAssetProjectFeedExample|TestAccContainerCluster_withPrivateClusterConfigMissingCidrBlock|TestAccServiceAccountIamMember_withAndWithoutCondition|TestAccServiceAccountIamBinding_withAndWithoutCondition You can view the result here: "https://ci-oss.hashicorp.engineering/viewQueued.html?itemId=134569"