Revert "Updated datatype for mtu"

[ScottSuarez]

Reverts #4601
closes hashicorp/terraform-provider-google#8791
reopens hashicorp/terraform-provider-google#8707

compute: reverted datatype change for `mtu` in `google_compute_interconnect_attachment` as it was incompatible with existing state representation

[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, 2 insertions(+), 15 deletions(-))
Terraform Beta: Diff ( 2 files changed, 3 insertions(+), 17 deletions(-))
Ansible: Diff ( 2 files changed, 4 insertions(+), 4 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=179988"

[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, 4 insertions(+), 13 deletions(-))
Terraform Beta: Diff ( 2 files changed, 6 insertions(+), 14 deletions(-))
Ansible: Diff ( 2 files changed, 4 insertions(+), 4 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=179989"

[modular-magician]

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

Diff report:

Terraform GA: Diff ( 3 files changed, 132 insertions(+), 17 deletions(-))
Terraform Beta: Diff ( 3 files changed, 132 insertions(+), 17 deletions(-))
Ansible: Diff ( 2 files changed, 4 insertions(+), 4 deletions(-))
TF OiCS: Diff ( 4 files changed, 121 insertions(+))

[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=180166"

[ScottSuarez]

/gcbrun

[modular-magician]

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

Diff report:

Terraform GA: Diff ( 3 files changed, 132 insertions(+), 17 deletions(-))
Terraform Beta: Diff ( 3 files changed, 132 insertions(+), 17 deletions(-))
Ansible: Diff ( 2 files changed, 4 insertions(+), 4 deletions(-))
TF OiCS: Diff ( 4 files changed, 121 insertions(+))

[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=180204"

[modular-magician]

I have triggered VCR tests in RECORDING mode for the following tests that failed during VCR: TestAccComputeInterconnectAttachment_interconnectAttachmentBasicExample|TestAccComputeNetworkPeeringRoutesConfig_networkPeeringRoutesConfigGkeExample|TestAccContainerCluster_withILBSubsetting|TestAccContainerCluster_withAuthenticatorGroupsConfig|TestAccContainerCluster_regionalWithNodePool|TestAccContainerCluster_withTpu|TestAccContainerCluster_withPrivateClusterConfig|TestAccContainerCluster_withIntraNodeVisibility|TestAccContainerNodePool_nodeLocations|TestAccContainerNodePool_maxPodsPerNode|TestAccContainerNodePool_withGPU|TestAccContainerNodePool_regionalAutoscaling|TestAccContainerNodePool_resize|TestAccContainerNodePool_012_ConfigModeAttr|TestAccContainerNodePool_EmptyGuestAccelerator|TestAccDataprocClusterIamBinding|TestAccDataprocClusterIamMember|TestAccDataprocClusterIamPolicy|TestAccDataprocCluster_updatable|TestAccDataprocCluster_withStagingBucket|TestAccDataprocCluster_withTempBucket|TestAccDataprocCluster_withInitAction|TestAccDataprocCluster_withConfigOverrides|TestAccDataprocJobIamMember|TestAccDataprocJobIamBinding|TestAccDataprocJobIamPolicy|TestAccDataprocCluster_withServiceAcc|TestAccDataprocJob_updatable|TestAccDataprocJob_PySpark|TestAccDataprocJob_Hadoop|TestAccDataprocJob_Spark|TestAccDataprocJob_Hive|TestAccDataprocJob_Pig|TestAccDataprocJob_SparkSql|TestAccStorageHmacKey_update You can view the result here: "https://ci-oss.hashicorp.engineering/viewQueued.html?itemId=180319"

[modular-magician]

Tests failed during RECORDING mode: TestAccContainerCluster_withPrivateClusterConfigMissingCidrBlock|TestAccContainerCluster_withILBSubsetting|TestAccDataprocCluster_withConfigOverrides|TestAccContainerNodePool_regionalAutoscaling Please fix these to complete your PR