Bump to xamarin/Java.Interop/main@2a882d2d (#6939)

Fixes: dotnet/java-interop#967

Changes: dotnet/java-interop@05bfece...2a882d2

  * dotnet/java-interop@2a882d2d: [generator] Fix xamarin-android/src/Mono.Android build (#972)
  * dotnet/java-interop@968e0f5f: [Directory.Build.props] Set dummy $(PackageVersion) to appease NuGet (#971)
  * dotnet/java-interop@05eddd9a: [generator] Add string cast to prevent CS1503 (#970)
  * dotnet/java-interop@37cff251: [Java.Base, generator] Bind all of package java.io (#968)
  * dotnet/java-interop@a65d6fb4: [Java.Base, generator] Bind all of package java.lang (#966)
  * dotnet/java-interop@ed9c2abf: [Java.Interop-MonoAndroid] Set Version after Directory.Build.props (#965)

Author: jonpryor