2022 0603 release

Cherry pick changes for .NET Templating 1.3.0 (microsoft#7450)

* [.NET Templating] Update Boolean expression evaluation (microsoft#7223)

* Update expansion of Boolean expressions

* Add unit test

* Add test for property that accepts boolean

* [.NET Templating] Resolve commas added in wrong place (microsoft#7225)

* Update expansion of Boolean expressions

* Add unit test

* Add test for property that accepts boolean

* Resolve extra commas in temaplting output

* [Templating] Realign platforms on invalid $when behavior (microsoft#7432)

* Align templating platforms for invalid boolean behavior

* Formatting

* Add comment for exposing warnings to caller

* [Templating] Expose warnings/errors to callers (microsoft#7437)

* In progress: log warnings

* Error log for .NET

* Add error logging for NodeJS

* Resolve comments on PR

* Consolidate ArrayList declarations and fix testing nuget package

* Rearrange Expand methods and add comments

* Refactor to add the errors to template instance

* Update warning message

* Get warnings from last template expansion

* Add markdown file changes

Co-authored-by: Paul Campbell <[email protected]>

Released adaptivecards-ios v2.8.6

Released adaptivecards-android v2.8.2

Released adaptivecards-ios v2.8.5

Released adaptivecards-ios v2.8.4

Released uwp v3.0.2

Added App extension to podspec (microsoft#6849)

* app extension model added

updated spec

added podspec at root for testing\n revert it

spec updated

updated pod spec

pod spec update

moretesting

[updated macro name]

* updated podspec

* [ios] Updated to final podspec version

* update compiler flag

* pod spec update

* updated flag name

[iOS] added tooltip

Released adaptivecards-android v2.8.1