fix(obstacle_avoidance_planner): remove the option march=native

[takayuki5168]

Description

Removed -march=native option in cmake since the building on CI sometimes fails maybe due to this option.
https://github.com/autowarefoundation/autoware.universe/actions/runs/4363535826/jobs/7629737397

I confirmed that the calculation time and accuracy did not change with this PR.

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[takayuki5168]

@kosuke55 Could you approve the PR.
FYI: https://star4.slack.com/archives/G016VP1ERDH/p1677742229407709?thread_ts=1677738866.941809&cid=G016VP1ERDH

[codecov]

Codecov Report

Patch and project coverage have no change.

Comparison is base (b72ca85) 12.75% compared to head (f85283e) 12.76%.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #3009   +/-   ##
=======================================
  Coverage   12.75%   12.76%           
=======================================
  Files        1218     1218           
  Lines       85978    85971    -7     
  Branches    24469    24470    +1     
=======================================
+ Hits        10965    10971    +6     
+ Misses      63652    63639   -13     
  Partials    11361    11361           

Flag	Coverage Δ		*Carryforward flag
differential	34.91% <ø> (?)
total	12.75% <ø> (+<0.01%)	⬆️	Carriedforward from b72ca85

*This pull request uses carry forward flags. Click here to find out more.

Impacted Files	Coverage Δ
...id_map/laserscan_based_occupancy_grid_map_node.hpp	0.00% <ø> (ø)
...id_map/laserscan_based_occupancy_grid_map_node.cpp	0.00% <ø> (ø)
...ud_based_occupancy_grid_map/occupancy_grid_map.cpp	0.00% <ø> (ø)
...d_map/pointcloud_based_occupancy_grid_map_node.cpp	0.00% <ø> (ø)
...cle_avoidance_planner/state_equation_generator.hpp	100.00% <0.00%> (ø)
...g/obstacle_avoidance_planner/src/mpt_optimizer.cpp	43.91% <0.00%> (+0.14%)	⬆️
...bstacle_avoidance_planner/src/eb_path_smoother.cpp	50.00% <0.00%> (+0.53%)	⬆️
...clude/obstacle_avoidance_planner/mpt_optimizer.hpp	85.71% <0.00%> (+1.09%)	⬆️
...avoidance_planner/src/state_equation_generator.cpp	66.66% <0.00%> (+6.66%)	⬆️

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