fix(genai): respect max_retries in classic GoogleGenerativeAI LLM (#1447)

Fixes #1445

Author: mdrxy

libs/genai/langchain_google_genai/llms.py

@@ -79,6 +79,7 @@ def validate_environment(self) -> Self:
             top_p=self.top_p,
             top_k=self.top_k,
             max_tokens=self.max_output_tokens,
+            max_retries=self.max_retries,
             timeout=self.timeout,
             model=self.model,
             base_url=self.base_url,