Fix the launch_utils regression

[saikishor]

Fix the recently introduced launch_utils regression

ros2_control/controller_manager/controller_manager/launch_utils.py

Lines 22 to 24 in 89fd4ef

	def generate_controllers_spawner_launch_description(
	controller_names: list, controller_params_files=None, extra_spawner_args=[]
	):

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 87.56%. Comparing base (89fd4ef) to head (bf74701).
Report is 1 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1909      +/-   ##
==========================================
- Coverage   87.59%   87.56%   -0.03%     
==========================================
  Files         122      122              
  Lines       12766    12767       +1     
  Branches     1146     1146              
==========================================
- Hits        11182    11180       -2     
- Misses       1155     1157       +2     
- Partials      429      430       +1     

Flag	Coverage Δ
unittests	87.56% <ø> (-0.03%)	⬇️

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

Files with missing lines	Coverage Δ
...troller_manager/controller_manager/launch_utils.py	0.00% <ø> (ø)

... and 1 file with indirect coverage changes