perf(spec-parser): fix issue that OperationOnlyContainsOptionalParam doesn't display

[SLdragon]

Bug 28107119: [AUTOBUG] ui - remotedebug-msg-openapi-win-only failed - 25270433

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 88.42%. Comparing base (bd754c8) to head (218ffdc).
Report is 1 commits behind head on dev.

Additional details and impacted files

@@            Coverage Diff             @@
##              dev   #11671      +/-   ##
==========================================
- Coverage   88.42%   88.42%   -0.01%     
==========================================
  Files         535      535              
  Lines       32636    32634       -2     
  Branches     6448     6269     -179     
==========================================
- Hits        28857    28855       -2     
  Misses       1837     1837              
  Partials     1942     1942              

Files	Coverage Δ
...re/src/component/generator/copilotPlugin/helper.ts	94.08% <100.00%> (-0.07%)	⬇️
packages/fx-core/src/core/FxCore.ts	88.61% <100.00%> (+0.01%)	⬆️
packages/spec-parser/src/manifestUpdater.ts	93.81% <100.00%> (+0.03%)	⬆️