fix(deps): update dependency @google/genai to ^0.15.0

Author: renovate[bot]

package-lock.json

@@ -368,7 +368,7 @@
 		"@anthropic-ai/sdk": "^0.37.0",
 		"@anthropic-ai/vertex-sdk": "^0.7.0",
 		"@aws-sdk/client-bedrock-runtime": "^3.779.0",
-		"@google/genai": "^0.13.0",
+		"@google/genai": "^0.15.0",
 		"@mistralai/mistralai": "^1.3.6",
 		"@modelcontextprotocol/sdk": "^1.9.0",
 		"@types/clone-deep": "^4.0.4",