Update Sample.Maui.csproj

Author: aritchie

samples/Sample.Maui/Sample.Maui.csproj

@@ -14,7 +14,7 @@
         <ApplicationDisplayVersion>1.0</ApplicationDisplayVersion>
 
         <SupportedOSPlatformVersion Condition="$([MSBuild]::GetTargetPlatformIdentifier('$(TargetFramework)')) == 'ios'">15.0</SupportedOSPlatformVersion>
-        <SupportedOSPlatformVersion Condition="$([MSBuild]::GetTargetPlatformIdentifier('$(TargetFramework)')) == 'android'">21.0</SupportedOSPlatformVersion>
+        <SupportedOSPlatformVersion Condition="$([MSBuild]::GetTargetPlatformIdentifier('$(TargetFramework)')) == 'android'">23.0</SupportedOSPlatformVersion>
     </PropertyGroup>
 
     <PropertyGroup Condition=" '$(Configuration)' == 'Debug' ">