Cleanup saturation parameter in the methods and constructors

[saikishor]

This PR consists of changes to cleanup the saturation boolean of the PID toolbox

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 76.00000% with 36 lines in your changes missing coverage. Please review.

Project coverage is 76.85%. Comparing base (04c1a2e) to head (6042d15).

Files with missing lines	Patch %	Lines
control_toolbox/src/pid_ros.cpp	67.14%	22 Missing and 1 partial ⚠️
control_toolbox/src/pid.cpp	36.84%	10 Missing and 2 partials ⚠️
control_toolbox/include/control_toolbox/pid.hpp	85.71%	1 Missing ⚠️

Additional details and impacted files

@@               Coverage Diff               @@
##           ros2-master     #390      +/-   ##
===============================================
- Coverage        77.03%   76.85%   -0.19%     
===============================================
  Files               30       30              
  Lines             1707     1741      +34     
  Branches           103      107       +4     
===============================================
+ Hits              1315     1338      +23     
- Misses             336      344       +8     
- Partials            56       59       +3     

Flag	Coverage Δ
unittests	76.85% <76.00%> (-0.19%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files with missing lines	Coverage Δ
...ontrol_toolbox/include/control_toolbox/pid_ros.hpp	100.00% <ø> (ø)
control_toolbox/test/pid_ros_parameters_tests.cpp	100.00% <100.00%> (ø)
control_toolbox/test/pid_ros_publisher_tests.cpp	95.00% <ø> (ø)
control_toolbox/test/pid_tests.cpp	100.00% <100.00%> (ø)
control_toolbox/include/control_toolbox/pid.hpp	78.26% <85.71%> (-4.10%)	⬇️
control_toolbox/src/pid.cpp	68.38% <36.84%> (-2.86%)	⬇️
control_toolbox/src/pid_ros.cpp	66.43% <67.14%> (+0.50%)	⬆️

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[christophfroehlich]

Thanks for the cleanup, LGTM