fix: renmaing and handler

[anchenyi]

https://msazure.visualstudio.com/Microsoft%20Teams%20Extensibility/_workitems/edit/30604276

#12976

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 90.16%. Comparing base (6c34b48) to head (adc1286).

Additional details and impacted files

@@            Coverage Diff             @@
##              dev   #12977      +/-   ##
==========================================
- Coverage   90.17%   90.16%   -0.01%     
==========================================
  Files         581      581              
  Lines       34746    34749       +3     
  Branches     6838     6794      -44     
==========================================
+ Hits        31331    31333       +2     
  Misses       1498     1498              
- Partials     1917     1918       +1     

Files with missing lines	Coverage Δ
...s/vscode-extension/src/controls/openWelcomePage.ts	100.00% <100.00%> (ø)
...s/vscode-extension/src/handlers/controlHandlers.ts	91.48% <100.00%> (-0.82%)	⬇️