feat: Update comment for LlmParser default gemini requests per minute

PiperOrigin-RevId: 718085052

Author: vertex-sdk-bot

vertexai/preview/rag/utils/resources.py

@@ -516,7 +516,7 @@ class LlmParserConfig:
  Vertex AI model per minute. Consult
  https://cloud.google.com/vertex-ai/generative-ai/docs/quotas and
  the Quota page for your project to set an appropriate value here.
- If unspecified, a default value of 120 QPM will be used.
+ If unspecified, a default value of 5000 QPM will be used.
  custom_parsing_prompt (str):
  A custom prompt to use for parsing.
  """