[Feature] Add additional callbacks

[mlahariya]

Resolves #630

Adding additional callbacks.

• learning rate schedulers
• early stopping
• gradient monitering

Additionally, writer.write method is modified to reflect more appropriate arguments.

[codecov]

Codecov Report

Attention: Patch coverage is 95.30201% with 7 lines in your changes missing coverage. Please review.

Project coverage is 85.62%. Comparing base (1821399) to head (eca954e).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
qadence/ml_tools/trainer.py	78.94%	3 Missing and 1 partial ⚠️
qadence/ml_tools/callbacks/callback.py	95.23%	1 Missing and 2 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #633      +/-   ##
==========================================
+ Coverage   85.53%   85.62%   +0.08%     
==========================================
  Files         194      194              
  Lines       16644    16769     +125     
  Branches     1410     1420      +10     
==========================================
+ Hits        14237    14358     +121     
- Misses       2007     2008       +1     
- Partials      400      403       +3     

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

[chMoussa]

LGTM!