refactor: FIT-1122: remove fflag_feat_all_optic_991_dashboard_v2_short

[luarmr]

Remove stale ff fflag_feat_all_optic_991_dashboard_v2_short

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 81.43%. Comparing base (358fc9f) to head (b365892).
⚠️ Report is 3 commits behind head on develop.
✅ All tests successful. No failed tests found.

Additional details and impacted files

@@             Coverage Diff              @@
##           develop    #8985       +/-   ##
============================================
+ Coverage    66.70%   81.43%   +14.73%     
============================================
  Files          828      267      -561     
  Lines        64762    24206    -40556     
  Branches     10986        0    -10986     
============================================
- Hits         43199    19713    -23486     
+ Misses       21559     4493    -17066     
+ Partials         4        0        -4     

Flag	Coverage Δ
lsf-e2e	?
lsf-integration	?
lsf-unit	?
pytests	81.43% <ø> (-0.01%)	⬇️

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