fix(bigquerydatapolicy): update the API

#### bigquerydatapolicy:v1

The following keys were changed:
- schemas.DataPolicy.properties.dataPolicyType.description

Author: yoshi-automation

discovery/bigquerydatapolicy-v1.json

@@ -405,7 +405,7 @@
       }
     }
   },
-  "revision": "20240806",
+  "revision": "20250317",
   "rootUrl": "https://bigquerydatapolicy.googleapis.com/",
   "schemas": {
     "AuditConfig": {
@@ -526,7 +526,7 @@
           "type": "string"
         },
         "dataPolicyType": {
-          "description": "Type of data policy.",
+          "description": "Required. Data policy type. Type of data policy.",
           "enum": [
             "DATA_POLICY_TYPE_UNSPECIFIED",
             "COLUMN_LEVEL_SECURITY_POLICY",

src/apis/bigquerydatapolicy/v1.ts

@@ -193,7 +193,7 @@ export namespace bigquerydatapolicy_v1 {
      */
     dataPolicyId?: string | null;
     /**
-     * Type of data policy.
+     * Required. Data policy type. Type of data policy.
      */
     dataPolicyType?: string | null;
     /**