Manifest Versio higher then 1.22 doesn't work for office addin

[ahSidata]

{
"$schema": "https://developer.microsoft.com/json-schemas/teams/v1.25/MicrosoftTeams.schema.json#",
"manifestVersion": "1.25",

npx office-addin-manifest validate -p .\manifest.json
Error: Invalid regular expression: /^(?!.[\r\n\f\b\v\a\t])[\S].xll$/u: Invalid escape

If i use

{
"$schema": "https://developer.microsoft.com/json-schemas/teams/v1.22/MicrosoftTeams.schema.json#",
"manifestVersion": "1.22",

No error occured !!!

[ElizabethSamuel-MSFT]

Transferring to the product repo...

[github-actions]

Regression Analysis Needs Your Input

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