(playwrighttesting): Removed sorce code for both CP and DP sdk for playwrighttesting (Azure#52601)

Author: kashish2508

.github/CODEOWNERS

@@ -603,9 +603,6 @@
 # ServiceLabel: %Media Services
 # ServiceOwners:                                                   @naiteeks @bennage @giakas
 
-# PRLabel: %Microsoft Playwright Testing
-/sdk/playwrighttesting/                                            @puagarwa @ShreyaAnand
-
 # ServiceLabel: %Microsoft Playwright Testing
 # ServiceOwners:                                                   @puagarwa @ShreyaAnand
 

eng/Packages.Data.props

@@ -205,7 +205,7 @@
     <PackageReference Update="OpenAI" Version="2.3.0" />
   </ItemGroup>
 
-  <ItemGroup Condition="$(MSBuildProjectName.StartsWith('Azure.Developer.MicrosoftPlaywrightTesting')) or $(MSBuildProjectName.StartsWith('Azure.Developer.Playwright'))">
+  <ItemGroup Condition="$(MSBuildProjectName.StartsWith('Azure.Developer.Playwright'))">
     <PackageReference Update="Microsoft.TestPlatform.ObjectModel" Version="17.10.0" />
     <PackageReference Update="MSTest.TestFramework" Version="1.3.2" />
     <PackageReference Update="NUnit" Version="3.13.2" />