feat: Qdrant vector store support

[Anush008]

Checklist

• Tests added and passed if fixing a bug or adding a new feature.
• All code checks passed.

Description

This PR adds support for Qdrant to be used as a vector store.

[kacperlukawski]

Great job @Anush008 !

[codecov]

Codecov Report

Attention: Patch coverage is 79.80769% with 21 lines in your changes are missing coverage. Please review.

Project coverage is 77.78%. Comparing base (5d4753a) to head (a4d5056).
Report is 3 commits behind head on main.

Files	Patch %	Lines
pandasai/ee/vectorstores/qdrant.py	79.41%	21 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1055      +/-   ##
==========================================
- Coverage   77.79%   77.78%   -0.01%     
==========================================
  Files         113      114       +1     
  Lines        4318     4439     +121     
==========================================
+ Hits         3359     3453      +94     
- Misses        959      986      +27     

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