gkehub: replace docs regarding ACM version with Config Sync version (#12115)

Author: philipsabri

mmv1/products/gkehub2/Feature.yaml

@@ -269,7 +269,7 @@ properties:
         properties:
           - name: 'version'
             type: String
-            description: 'Version of ACM installed'
+            description: 'Version of Config Sync installed'
           - name: 'management'
             type: Enum
             description: 'Set this field to MANAGEMENT_AUTOMATIC to enable Config Sync auto-upgrades, and set this field to MANAGEMENT_MANUAL or MANAGEMENT_UNSPECIFIED to disable Config Sync auto-upgrades.'
@@ -341,8 +341,8 @@ properties:
                     description: 'Period in seconds between consecutive syncs. Default: 15'
                   - name: 'version'
                     type: String
-                    description: 'Version of ACM installed'
-                    deprecation_message: 'The `configmanagement.config_sync.oci.version` field is deprecated and will be removed in a future major release. Please use `configmanagement.version` field to specify the version of ACM installed instead.'
+                    description: 'Version of Config Sync installed'
+                    deprecation_message: 'The `configmanagement.config_sync.oci.version` field is deprecated and will be removed in a future major release. Please use `configmanagement.version` field to specify the version of Config Sync installed instead.'
       - name: 'policycontroller'
         type: NestedObject
         description: Policy Controller spec

mmv1/third_party/terraform/website/docs/r/gke_hub_feature_membership.html.markdown

@@ -372,7 +372,7 @@ The following arguments are supported:
 
 * `version` -
   (Optional)
-  Version of ACM installed.
+  Version of Config Sync installed.
 
 * `binauthz` -
   (Optional, Deprecated)
@@ -412,13 +412,13 @@ The following arguments are supported:
   (Optional) Structure is [documented below](#nested_git).
 
 * `oci` -
-  (Optional) Supported from ACM versions 1.12.0 onwards. Structure is [documented below](#nested_oci).
+  (Optional) Supported from Config Sync versions 1.12.0 onwards. Structure is [documented below](#nested_oci).
 
   Use either `git` or `oci` config option.
 
 * `prevent_drift` -
   (Optional)
-  Supported from ACM versions 1.10.0 onwards. Set to true to enable the Config Sync admission webhook to prevent drifts. If set to "false", disables the Config Sync admission webhook and does not prevent drifts.
+  Supported from Config Sync versions 1.10.0 onwards. Set to true to enable the Config Sync admission webhook to prevent drifts. If set to "false", disables the Config Sync admission webhook and does not prevent drifts.
 
 * `source_format` -
   (Optional)