[CLN]: Removing pydantic < 2.0 upper bound in python client (#1421)

Closes #1419 

## Description of changes

*Summarize the changes made by this PR.*
 - Improvements & Bug fixes
	 - Update pyproject.toml to allow python client to use pydantic 2.x

## Test plan
*How are these changes tested?*

- [x] Tests pass locally with `pytest` for python

## Documentation Changes
N/A

Co-authored-by: Hammad Bashir <[email protected]>

clients/python/pyproject.toml

@@ -16,7 +16,7 @@ classifiers = [
 ]
 dependencies = [
   'requests >= 2.28',
-  'pydantic>=1.9,<2.0',
+  'pydantic>=1.9',
   'numpy >= 1.22.5',
   'posthog >= 2.4.0',
   'typing_extensions >= 4.5.0',