feat: add feature support for creating custom function and shortcut in MetaOS project

[QuanfuXiao]

This PR aims to add the feature support of creating Custom function and shortcut Office add-in project.
Custom Function
Shortcut

Flight: M365AgentsToolkit.enableCustomFunctionShortcutInOfficeAddIn, default off.
Feature link: https://msazure.visualstudio.com/Microsoft%20Teams%20Extensibility/_workitems/edit/32064569

UI changes:
After clicking Office Add-in

Add an option to create CF & shortcut project

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 90.10%. Comparing base (45efd31) to head (eb83144).
⚠️ Report is 37 commits behind head on dev.

Additional details and impacted files

@@           Coverage Diff           @@
##              dev   #14488   +/-   ##
=======================================
  Coverage   90.09%   90.10%           
=======================================
  Files         650      650           
  Lines       38975    39011   +36     
  Branches     7630     7707   +77     
=======================================
+ Hits        35114    35149   +35     
  Misses       1746     1746           
- Partials     2115     2116    +1     

Files with missing lines	Coverage Δ
packages/cli/src/commands/models/listTemplates.ts	97.82% <ø> (ø)
packages/fx-core/src/common/featureFlags.ts	97.36% <100.00%> (+0.07%)	⬆️
...e/src/component/generator/officeAddin/generator.ts	86.74% <ø> (ø)
.../src/component/generator/templates/metadata/wxp.ts	100.00% <ø> (ø)
...src/component/generator/templates/templateNames.ts	100.00% <100.00%> (ø)
...ore/src/question/scaffold/vsc/CapabilityOptions.ts	96.71% <100.00%> (+0.04%)	⬆️
...x-core/src/question/scaffold/vsc/createRootNode.ts	90.00% <ø> (ø)
...uestion/scaffold/vsc/officeAddinProjectTypeNode.ts	100.00% <100.00%> (ø)
packages/vscode-extension/src/config.ts	94.59% <100.00%> (+0.15%)	⬆️
packages/vscode-extension/src/constants.ts	100.00% <100.00%> (ø)

... and 6 files with indirect coverage changes

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[QuanfuXiao]

Hi @Alive-Fish , @Sherylueen , @wh-alice , can you please help to review? thanks.