UN-2039 [FEAT] Add excel mode to LLMWhisperer v2 adapter settings (#198)

* UN-2039: Add excel mode to LLMWhisperer v2 adapter settings

Added 'excel' as a supported processing mode in the JSON schema for LLMWhisperer v2 adapter.

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <[email protected]>

* Update __init__.py

Signed-off-by: jagadeeswaran-zipstack <[email protected]>

* Update __init__.py

Signed-off-by: jagadeeswaran-zipstack <[email protected]>

---------

Signed-off-by: jagadeeswaran-zipstack <[email protected]>
Co-authored-by: Claude <[email protected]>

Author: jagadeeswaran-zipstack

src/unstract/sdk/adapters/x2text/llm_whisperer_v2/src/static/json_schema.json

@@ -34,7 +34,8 @@
         "low_cost",
         "high_quality",
         "form",
-        "table"
+        "table",
+        "excel"
       ],
       "default": "form",
       "description": "Processing mode to use, described in the [LLMWhisperer documentation](https://docs.unstract.com/llmwhisperer/llm_whisperer/apis/llm_whisperer_text_extraction_api/#modes)."