[as2_crazyflie_platform] Remove namespace from launch

[pariaspe]

Basic Info

Info	Please fill out this column
Issue(s) this addresses
ROS2 version tested on	Humble
Aerial platform tested on	Crazyflie

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Description of contribution in a few bullet points

• Launch namespace was overriding each cf namespace

[codecov-commenter]

Codecov Report

Merging #239 (2a4f4e3) into main (39e9575) will increase coverage by 0.07%.
The diff coverage is n/a.

❗ Current head 2a4f4e3 differs from pull request most recent head ba533a7. Consider uploading reports for the commit ba533a7 to get more accurate results

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@@           Coverage Diff            @@
##            main    #239      +/-   ##
========================================
+ Coverage   3.06%   3.14%   +0.07%     
========================================
  Files        100     100              
  Lines       5251    5318      +67     
  Branches     455     480      +25     
========================================
+ Hits         161     167       +6     
- Misses      4952    4990      +38     
- Partials     138     161      +23     

Flag	Coverage Δ
unittests	3.14% <ø> (+0.07%)	⬆️

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see 22 files with indirect coverage changes

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