ADK changes

PiperOrigin-RevId: 814413627

Author: google-genai-bot

src/google/adk/memory/vertex_ai_memory_bank_service.py

@@ -20,7 +20,11 @@
 
 from google.genai import types
 from typing_extensions import override
-import vertexai
+
+try:
+  import vertexai
+except ImportError:
+  from google.cloud.aiplatform import vertexai
 
 from .base_memory_service import BaseMemoryService
 from .base_memory_service import SearchMemoryResponse