Bump to xamarin/xamarin-android-tools/main@8bc07503 (#7863)

Changes: http://github.com/xamarin/xamarin-android-tools/compare/dbe42bf1688e79e1ca474dff4a1f8060158cafd9...8bc075035818e7731df79ec688e2c6b154a29b4f

  * dotnet/android-tools@8bc0750: [Xamarin.Android.Tools.AndroidSdk] Update platform-tools for API-T (dotnet/android-tools#203)

Author: jonpryor

Configuration.props

@@ -146,7 +146,7 @@
     <XABuildTools30Version>30.0.3</XABuildTools30Version>
     <XABuildTools30Folder Condition="'$(XABuildTools30Folder)' == ''">30.0.3</XABuildTools30Folder>
     <XAPlatformToolsPackagePrefix Condition=" '$(HostOS)' == 'Darwin' "></XAPlatformToolsPackagePrefix>
-    <XAPlatformToolsVersion>32.0.0</XAPlatformToolsVersion>
+    <XAPlatformToolsVersion>34.0.1</XAPlatformToolsVersion>
     <XAIncludeProprietaryBits Condition="'$(XAIncludeProprietaryBits)' == ''">False</XAIncludeProprietaryBits>
     <XABundleToolVersion Condition="'$(XABundleToolVersion)' == ''">1.8.1</XABundleToolVersion>
     <XAPackagesDir Condition=" '$(XAPackagesDir)' == '' And '$(HostOS)' == 'Windows'">$(userprofile)\.nuget\packages</XAPackagesDir>