chore(master): release 21.0.0

[release-please]

🤖 I have created a release beep boop

21.0.0 (2022-05-12)

⚠ BREAKING CHANGES

• update kube-dns configMap using kubernetes_config_map_v1_data (feat!: update kube-dns configMap using kubernetes_config_map_v1_data #1214)

Features

• Add filestore_csi_driver option for safer cluster variants (#1176) (40ef1a1)
• Add app.kubernetes.io/created-by label to CPR in ASM module (#1190) (bbd9b77)
• Add keeper for enable_gcfs node pool option for update variants (#1218) (f431756), closes #1217
• Add support for image streaming/GCFS (#1174) (3a94528)
• Add support for internal endpoint with ASM module (#1219) (8e87308)
• Switch to native Terraform resources for hub registration and ACM (#947) (9359961)
• update kube-dns configMap using kubernetes_config_map_v1_data (#1214) (8547935)

Bug Fixes

• add output "service_account" to simple_zonal (9e92318)
• add provider_meta for google-beta to ASM submodule (#1186) (9f06ef4)
• Add required kubernetes provider to ASM module (#1221) (77d08e0)
• Apply applicable ASM_OPTS in config_map (#1183) (79d604a)
• ASM module required TF 0.14+ (#1209) (55a1e15)
• make GKE module cluster_name computed attribute (#1189) (7a09acd)
• misspellings in comments and min_cpu_platform (#1207) (7553a2b)
• Remove unnecessary auth files. (#1231) (aa47e23)
• removed unused variable ip_source_ranges_ssh from example safer_cluster_iap_bastion (#1199) (5197f22)
• set initial_node_count with remove_default_node_pool (#1228) (151c8c4)
• set only one of log/mon config or service (#1240) (2316e77)
• Use fleet_id instead of project_id for hub operations (#1238) (a9a69ed)
• various fix to address CI issues (#1248) (9e92318)

---

This PR was generated with Release Please. See documentation.

[comment-bot-dev]

Thanks for the PR! 🚀
✅ Lint checks have passed.

[morgante]

@bharathkkb I'm also hoping to get #947 into this.

[elebioda]

Any updates?

[bharathkkb]

@elebioda We will be getting this out soon once the failing tests are fixed

[apeabody]

@elebioda We will be getting this out soon once the failing tests are fixed

@bharathkkb after #1248 the tests passed 👍

[release-please]

🤖 Release is at https://github.com/terraform-google-modules/terraform-google-kubernetes-engine/releases/tag/v21.0.0 🌻