docs/resource/aws_codebuild_webhook: Add COMMIT_MESSAGE to acceptable…

… codebuild filter types (#14207)

Co-authored-by: mikiya771 <norep>

website/docs/r/codebuild_webhook.html.markdown

@@ -78,7 +78,7 @@ The following arguments are supported:
 
 `filter` supports the following:
 
-* `type` - (Required) The webhook filter group's type. Valid values for this parameter are: `EVENT`, `BASE_REF`, `HEAD_REF`, `ACTOR_ACCOUNT_ID`, `FILE_PATH`. At least one filter group must specify `EVENT` as its type.
+* `type` - (Required) The webhook filter group's type. Valid values for this parameter are: `EVENT`, `BASE_REF`, `HEAD_REF`, `ACTOR_ACCOUNT_ID`, `FILE_PATH`, `COMMIT_MESSAGE`. At least one filter group must specify `EVENT` as its type.
 * `pattern` - (Required) For a filter that uses `EVENT` type, a comma-separated string that specifies one event: `PUSH`, `PULL_REQUEST_CREATED`, `PULL_REQUEST_UPDATED`, `PULL_REQUEST_REOPENED`. `PULL_REQUEST_MERGED` works with GitHub & GitHub Enterprise only. For a filter that uses any of the other filter types, a regular expression.
 * `exclude_matched_pattern` - (Optional) If set to `true`, the specified filter does *not* trigger a build. Defaults to `false`.