[Feature] Add support for Groq LLMs

[deshraj]

Description

As the title suggests. A lot of folks DM'ed me about Groq LLMs integration with Embedchain.

Type of change

• New feature (non-breaking change which adds functionality)

[codecov]

Codecov Report

Attention: Patch coverage is 3.22581% with 30 lines in your changes are missing coverage. Please review.

Project coverage is 56.49%. Comparing base (b4bb4cf) to head (2b6a75d).

Files	Patch %	Lines
embedchain/llm/groq.py	0.00%	30 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1284      +/-   ##
==========================================
- Coverage   56.77%   56.49%   -0.28%     
==========================================
  Files         150      151       +1     
  Lines        6071     6101      +30     
==========================================
  Hits         3447     3447              
- Misses       2624     2654      +30     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.