feat(gkebackup): update the api

#### gkebackup:v1

The following keys were added:
- schemas.BackupPlan.properties.lastSuccessfulBackupTime (Total Keys: 3)

Author: yoshi-automation

docs/dyn/gkebackup_v1.projects.locations.backupPlans.html

@@ -185,6 +185,7 @@ <h3>Method Details</h3>
   &quot;labels&quot;: { # Optional. A set of custom labels supplied by user.
     &quot;a_key&quot;: &quot;A String&quot;,
   },
+  &quot;lastSuccessfulBackupTime&quot;: &quot;A String&quot;, # Output only. Completion time of the last successful Backup. This is sourced from a successful Backup&#x27;s complete_time field. This field is added to maintain consistency with BackupPlanBinding to display last successful backup time.
   &quot;name&quot;: &quot;A String&quot;, # Output only. The full name of the BackupPlan resource. Format: `projects/*/locations/*/backupPlans/*`
   &quot;protectedPodCount&quot;: 42, # Output only. The number of Kubernetes Pods backed up in the last successful Backup created via this BackupPlan.
   &quot;retentionPolicy&quot;: { # RetentionPolicy defines a Backup retention policy for a BackupPlan. # Optional. RetentionPolicy governs lifecycle of Backups created under this plan.
@@ -341,6 +342,7 @@ <h3>Method Details</h3>
   &quot;labels&quot;: { # Optional. A set of custom labels supplied by user.
     &quot;a_key&quot;: &quot;A String&quot;,
   },
+  &quot;lastSuccessfulBackupTime&quot;: &quot;A String&quot;, # Output only. Completion time of the last successful Backup. This is sourced from a successful Backup&#x27;s complete_time field. This field is added to maintain consistency with BackupPlanBinding to display last successful backup time.
   &quot;name&quot;: &quot;A String&quot;, # Output only. The full name of the BackupPlan resource. Format: `projects/*/locations/*/backupPlans/*`
   &quot;protectedPodCount&quot;: 42, # Output only. The number of Kubernetes Pods backed up in the last successful Backup created via this BackupPlan.
   &quot;retentionPolicy&quot;: { # RetentionPolicy defines a Backup retention policy for a BackupPlan. # Optional. RetentionPolicy governs lifecycle of Backups created under this plan.
@@ -486,6 +488,7 @@ <h3>Method Details</h3>
       &quot;labels&quot;: { # Optional. A set of custom labels supplied by user.
         &quot;a_key&quot;: &quot;A String&quot;,
       },
+      &quot;lastSuccessfulBackupTime&quot;: &quot;A String&quot;, # Output only. Completion time of the last successful Backup. This is sourced from a successful Backup&#x27;s complete_time field. This field is added to maintain consistency with BackupPlanBinding to display last successful backup time.
       &quot;name&quot;: &quot;A String&quot;, # Output only. The full name of the BackupPlan resource. Format: `projects/*/locations/*/backupPlans/*`
       &quot;protectedPodCount&quot;: 42, # Output only. The number of Kubernetes Pods backed up in the last successful Backup created via this BackupPlan.
       &quot;retentionPolicy&quot;: { # RetentionPolicy defines a Backup retention policy for a BackupPlan. # Optional. RetentionPolicy governs lifecycle of Backups created under this plan.
@@ -592,6 +595,7 @@ <h3>Method Details</h3>
   &quot;labels&quot;: { # Optional. A set of custom labels supplied by user.
     &quot;a_key&quot;: &quot;A String&quot;,
   },
+  &quot;lastSuccessfulBackupTime&quot;: &quot;A String&quot;, # Output only. Completion time of the last successful Backup. This is sourced from a successful Backup&#x27;s complete_time field. This field is added to maintain consistency with BackupPlanBinding to display last successful backup time.
   &quot;name&quot;: &quot;A String&quot;, # Output only. The full name of the BackupPlan resource. Format: `projects/*/locations/*/backupPlans/*`
   &quot;protectedPodCount&quot;: 42, # Output only. The number of Kubernetes Pods backed up in the last successful Backup created via this BackupPlan.
   &quot;retentionPolicy&quot;: { # RetentionPolicy defines a Backup retention policy for a BackupPlan. # Optional. RetentionPolicy governs lifecycle of Backups created under this plan.

googleapiclient/discovery_cache/documents/gkebackup.v1.json

@@ -1713,7 +1713,7 @@
 }
 }
 },
-"revision": "20250217",
+"revision": "20250226",
 "rootUrl": "https://gkebackup.googleapis.com/",
 "schemas": {
 "AuditConfig": {
@@ -2015,6 +2015,12 @@
 "description": "Optional. A set of custom labels supplied by user.",
 "type": "object"
 },
+"lastSuccessfulBackupTime": {
+"description": "Output only. Completion time of the last successful Backup. This is sourced from a successful Backup's complete_time field. This field is added to maintain consistency with BackupPlanBinding to display last successful backup time.",
+"format": "google-datetime",
+"readOnly": true,
+"type": "string"
+},
 "name": {
 "description": "Output only. The full name of the BackupPlan resource. Format: `projects/*/locations/*/backupPlans/*`",
 "readOnly": true,