feat(renovate): remove custom branchName for genai-toolbox updates

Signed-off-by: Anushka Saxena <[email protected]>

Author: SaxenaAnushka102

.github/renovate.json5

@@ -11,6 +11,7 @@
   ],
   minimumReleaseAge: '3',
   rebaseWhen: 'conflicted',
+  configMigration: true,
   dependencyDashboardLabels: [
     'type: process',
   ],
@@ -30,8 +31,7 @@
       matchManagers: [
         'regex',
       ],
-      "branchName": "auto-update/toolbox-server-v{{newValue}}",
-      "commitMessageTopic": "update MCP Toolbox server version in integration tests to v{{newValue}}",
+      "commitMessageTopic": "MCP Toolbox server version in integration tests to v{{newValue}}",
       "prTitle": "chore(deps): update mcp toolbox server for integration tests to v{{newValue}}",
       matchUpdateTypes: [
         'minor',