feat(workloadmanager): update the api

#### workloadmanager:v1

The following keys were added:
- schemas.SpannerLocation.properties.backupName (Total Keys: 2)

Author: yoshi-automation

googleapiclient/discovery_cache/documents/workloadmanager.v1.json

@@ -772,7 +772,7 @@
 }
 }
 },
-"revision": "20240619",
+"revision": "20240626",
 "rootUrl": "https://workloadmanager.googleapis.com/",
 "schemas": {
 "AgentCommand": {
@@ -2318,7 +2318,15 @@
 "SpannerLocation": {
 "id": "SpannerLocation",
 "properties": {
+"backupName": {
+"description": "Set of backups used by the resource with name in the same format as what is available at http://table/spanner_automon.backup_metadata",
+"items": {
+"type": "string"
+},
+"type": "array"
+},
 "dbName": {
+"description": "Set of databases used by the resource in format /span//",
 "items": {
 "type": "string"
 },