[BOT ISSUE] Databricks: add missing Gemini 3 Pro and Gemma 3 12B models

[github-actions]

Summary

Two Google models available on the Databricks Foundation Model API are missing from the catalog.

Missing Models

Model ID	Display Name	Context Window
databricks-gemini-3-pro	Gemini 3 Pro	1M tokens
databricks-gemma-3-12b	Gemma 3 12B	128K tokens

Context

• The catalog has databricks-gemini-3-flash and databricks-gemini-3-1-pro but not databricks-gemini-3-pro
• Gemma 3 12B is an open-weight model available as a pay-per-token endpoint on Databricks

Suggested Catalog Entries

"databricks-gemini-3-pro": {
  "format": "openai",
  "flavor": "chat",
  "multimodal": true,
  "displayName": "Gemini 3 Pro",
  "max_input_tokens": 1000000,
  "available_providers": [
    "databricks"
  ]
},
"databricks-gemma-3-12b": {
  "format": "openai",
  "flavor": "chat",
  "displayName": "Gemma 3 12B",
  "max_input_tokens": 128000,
  "available_providers": [
    "databricks"
  ]
}

Sources

• Databricks Foundation Models
• Databricks Supported Models

[github-actions]

Autofix skipped because the issue body/title did not contain parseable bot metadata for a model catalog change.