Add additional attribute to aws_vpc_endpoint data source

[justinretzolk]

Description

This PR adds the private_dns_only_for_inbound_resolver_endpoint attribute to data.aws_vpc_endpoint.dns_options, and documents the data.aws_vpc_endpoint.dns_options block, which was missing from the documentation.

Relations

Closes #32508

References

• Where dns_options is already set
• flattenDNSOptions function
• API reference

Output from Acceptance Testing

$ make testacc TESTS=TestAccVPCEndpointDataSource PKG=ec2
==> Checking that code complies with gofmt requirements...
TF_ACC=1 go test ./internal/service/ec2/... -v -count 1 -parallel 20 -run='TestAccVPCEndpointDataSource'  -timeout 180m
=== RUN   TestAccVPCEndpointDataSource_gatewayBasic
=== PAUSE TestAccVPCEndpointDataSource_gatewayBasic
=== RUN   TestAccVPCEndpointDataSource_byID
=== PAUSE TestAccVPCEndpointDataSource_byID
=== RUN   TestAccVPCEndpointDataSource_byFilter
=== PAUSE TestAccVPCEndpointDataSource_byFilter
=== RUN   TestAccVPCEndpointDataSource_byTags
=== PAUSE TestAccVPCEndpointDataSource_byTags
=== RUN   TestAccVPCEndpointDataSource_gatewayWithRouteTableAndTags
=== PAUSE TestAccVPCEndpointDataSource_gatewayWithRouteTableAndTags
=== RUN   TestAccVPCEndpointDataSource_interface
=== PAUSE TestAccVPCEndpointDataSource_interface
=== CONT  TestAccVPCEndpointDataSource_gatewayBasic
=== CONT  TestAccVPCEndpointDataSource_byTags
=== CONT  TestAccVPCEndpointDataSource_byFilter
=== CONT  TestAccVPCEndpointDataSource_interface
=== CONT  TestAccVPCEndpointDataSource_byID
=== CONT  TestAccVPCEndpointDataSource_gatewayWithRouteTableAndTags
--- PASS: TestAccVPCEndpointDataSource_byID (37.64s)
--- PASS: TestAccVPCEndpointDataSource_byTags (38.11s)
--- PASS: TestAccVPCEndpointDataSource_gatewayBasic (38.15s)
--- PASS: TestAccVPCEndpointDataSource_byFilter (38.43s)
--- PASS: TestAccVPCEndpointDataSource_gatewayWithRouteTableAndTags (44.43s)
--- PASS: TestAccVPCEndpointDataSource_interface (203.60s)
PASS
ok      github.com/hashicorp/terraform-provider-aws/internal/service/ec2        206.810s

[github-actions]

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[jar-b]

LGTM 🎉

$ make testacc TESTS=TestAccVPCEndpointDataSource PKG=ec2
==> Checking that code complies with gofmt requirements...
TF_ACC=1 go test ./internal/service/ec2/... -v -count 1 -parallel 20 -run='TestAccVPCEndpointDataSource'  -timeout 180m

--- PASS: TestAccVPCEndpointDataSource_byTags (37.27s)
--- PASS: TestAccVPCEndpointDataSource_byID (37.29s)
--- PASS: TestAccVPCEndpointDataSource_byFilter (37.32s)
--- PASS: TestAccVPCEndpointDataSource_gatewayWithRouteTableAndTags (39.01s)
--- PASS: TestAccVPCEndpointDataSource_gatewayBasic (40.96s)
--- PASS: TestAccVPCEndpointDataSource_interface (177.08s)
PASS
ok      github.com/hashicorp/terraform-provider-aws/internal/service/ec2        180.440s

[github-actions]

This functionality has been released in v5.9.0 of the Terraform AWS Provider. Please see the Terraform documentation on provider versioning or reach out if you need any assistance upgrading.

For further feature requests or bug reports with this functionality, please create a new GitHub issue following the template. Thank you!

[github-actions]

I'm going to lock this pull request because it has been closed for 30 days ⏳. This helps our maintainers find and focus on the active issues.
If you have found a problem that seems related to this change, please open a new issue and complete the issue template so we can capture all the details necessary to investigate further.