implement __eq__ for parameter with path

[seb5g]

usefull to get correct member in the configurator

[codecov]

Codecov Report

❌ Patch coverage is 61.90476% with 8 lines in your changes missing coverage. Please review.
✅ Project coverage is 63.67%. Comparing base (c66d469) to head (b46d7dd).
⚠️ Report is 3 commits behind head on 5.0.x_dev.

Files with missing lines	Patch %	Lines
src/pymodaq_gui/utils/widgets/table.py	22.22%	7 Missing ⚠️
src/pymodaq_gui/parameter/utils.py	91.66%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           5.0.x_dev     #114   +/-   ##
==========================================
  Coverage      63.66%   63.67%           
==========================================
  Files             74       74           
  Lines           9077     9081    +4     
==========================================
+ Hits            5779     5782    +3     
- Misses          3298     3299    +1     

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