Rohde & Schwarz SGS100A Trigger and Pulse Modulator parameters

[hp-peti]

Additional parameters for the Pulse Modulation module of the R&S SG100A Signal Generator

Based on the manual.

[codecov]

Codecov Report

Attention: Patch coverage is 94.11765% with 2 lines in your changes are missing coverage. Please review.

Project coverage is 67.45%. Comparing base (d522c68) to head (982687a).
Report is 4 commits behind head on main.

Files	Patch %	Lines
...qcodes/instrument_drivers/rohde_schwarz/SGS100A.py	94.11%	2 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #5889      +/-   ##
==========================================
+ Coverage   67.44%   67.45%   +0.01%     
==========================================
  Files         348      348              
  Lines       30120    30132      +12     
==========================================
+ Hits        20313    20325      +12     
  Misses       9807     9807              

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[jenshnielsen]

@hp-peti Could you please add a newsfragment descriping this change and documented in the pull request template text

[hp-peti]

added missing news fragment. pleas approve 6 workflows
thanks in advance