Add external object gps

[javilinos]

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Basic Info

Info	Please fill out this column
Issue(s) this addresses	#230 #229 #228
ROS2 version tested on	Humble
Aerial platform tested on	Ignition

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Description of contribution in a few bullet points

• Gps moved to Nacelle frame
• Gps alligned to Nacelle frame
• Gps alligned in ENU Frame
• ground truth plugin supports gps (dev will be in other branch)

Future work that may be required in bullet points

• Origin is placed in 0,0 cartessian coordinate by the simulator, origin should be set by service or parameter (pref parameter)
• Build odom->base_link frame with the Inverse(map->odom) * Inverse(earth->map) * (earth->base_link) as we are receiving this last transformation as information coming from the simulation.

[codecov-commenter]

Codecov Report

Merging #231 (e18ca20) into main (cfa0eb5) will decrease coverage by 0.03%.
The diff coverage is 0.00%.

❗ Current head e18ca20 differs from pull request most recent head 1d6faf8. Consider uploading reports for the commit 1d6faf8 to get more accurate results

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@@           Coverage Diff            @@
##            main    #231      +/-   ##
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- Coverage   3.07%   3.04%   -0.03%     
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  Files        100     100              
  Lines       5244    5287      +43     
  Branches     451     451              
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  Hits         161     161              
- Misses      4945    4988      +43     
  Partials     138     138              

Flag	Coverage Δ
unittests	3.04% <0.00%> (-0.03%)	⬇️

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Impacted Files	Coverage Δ
as2_core/include/as2_core/sensor.hpp	0.00% <0.00%> (ø)
...ss_controller/differential_flatness_controller.hpp	0.00% <ø> (ø)
...ontroller/src/differential_flatness_controller.cpp	0.00% <0.00%> (ø)
...ator/plugins/ground_truth/include/ground_truth.hpp	0.00% <0.00%> (ø)

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[javilinos]

Solved in PR #278 and PR #279