Pygqlc

- [Added] Support for valiotlogging via optional dependency
- [Improved] Replaced print statements with structured logging
- [Added] Custom logger functionality
- [Improved] Added automatic traceback printing for ERROR level logs

- [Fixed] Reduce print statements in the library

- [Fixed] Set httpx logger to WARNING level to reduce verbose HTTP request logs in applications using this library

- [Improved] Major performance optimizations (>50% faster)
- Added LRU caching for data flattening operations
- Optimized thread management and reduced sleep times in polling loops
- Implemented connection pooling with thread-local HTTP clients
- Improved async code with better connection reuse
- Added proper resource cleanup with **del** method
- Reduced memory allocations with reusable constants and data structures
- Added exponential backoff for connection retries
- Added orjson for much faster JSON serialization/deserialization

- [Added] Async versions of the main API methods: `async_execute`, `async_query`, `async_query_one`, and `async_mutate`
- [Added] Tests for the async methods
- [Added] `ipv4_only` option to force IPv4 connections for environments with problematic IPv6 configurations
- [Added] `GQLResponseException` is now directly importable from the package root
- [Changed] Replaced the requests library with httpx (with HTTP/2 support) for better performance

- [Added] GitHub Workflow to check for outdated packages on push
- [Changed] Update dependencies