feat(cloudbuild): update the api

#### cloudbuild:v2

The following keys were deleted:
- schemas.PipelineRef.properties.name.deprecated (Total Keys: 1)
- schemas.TaskRef.properties.name.deprecated (Total Keys: 1)

Author: yoshi-automation

googleapiclient/discovery_cache/documents/cloudbuild.v2.json

@@ -844,7 +844,7 @@
 }
 }
 },
-"revision": "20240720",
+"revision": "20240731",
 "rootUrl": "https://cloudbuild.googleapis.com/",
 "schemas": {
 "AuditConfig": {
@@ -1866,8 +1866,7 @@
 "id": "PipelineRef",
 "properties": {
 "name": {
-"deprecated": true,
-"description": "Name of the Pipeline.",
+"description": "Optional. Name of the Pipeline.",
 "type": "string"
 },
 "params": {
@@ -2852,8 +2851,7 @@
 "id": "TaskRef",
 "properties": {
 "name": {
-"deprecated": true,
-"description": "Name of the task.",
+"description": "Optional. Name of the task.",
 "type": "string"
 },
 "params": {