chore(librarian): onboard google-cloud-access-context-manager (#14570)

This PR depends on
#14551. Please
review #14551 first

Towards googleapis/librarian#1061

Author: parthea

.librarian/state.yaml

@@ -1188,3 +1188,17 @@ libraries:
     remove_regex:
       - packages/google-cloud-webrisk
     tag_format: '{id}-v{version}'
+  - id: google-cloud-access-context-manager
+    version: 0.2.2
+    last_generated_commit: 329ace5e3712a2e37d6159d4dcd998d8c73f261e
+    apis:
+      - path: google/identity/accesscontextmanager/v1
+        service_config: accesscontextmanager_v1.yaml
+      - path: google/identity/accesscontextmanager/type
+        service_config: ""
+    source_roots:
+      - packages/google-cloud-access-context-manager
+    preserve_regex: []
+    remove_regex:
+      - ^packages/google-cloud-access-context-manager/google/.*/.*_pb2\.(?:py|pyi)$
+    tag_format: '{id}-v{version}'

scripts/configure_state_yaml/packages_to_onboard.yaml

@@ -26,6 +26,7 @@ packages_to_onboard: [
   "google-apps-script-type",
   "google-area120-tables",
   "google-cloud-access-approval",
+  "google-cloud-access-context-manager",
   "google-cloud-advisorynotifications",
   "google-cloud-alloydb",
   "google-cloud-alloydb-connectors",