[Android.Interop] Remove armeabi from build (#346)

Starting with Android NDK r17, `armeabi` is *removed*, meaning that
we cannot build anything with armeabi anymore.

Author: atsushieno

src/Android.Interop/Tests/Android.Interop-Tests.csproj

@@ -122,7 +122,6 @@
     </AndroidJavaLibrary>
   </ItemGroup>
   <ItemGroup>
-    <AndroidNativeLibrary Include="libs\armeabi\libNativeTiming.so" />
     <AndroidNativeLibrary Include="libs\armeabi-v7a\libNativeTiming.so" />
     <AndroidNativeLibrary Include="libs\x86\libNativeTiming.so" />
   </ItemGroup>
@@ -136,4 +135,4 @@
     </PropertyGroup>
     <Exec Command="&quot;$(_AndroidPlatformToolsDirectory)adb&quot; $(AdbTarget) $(AdbOptions) shell am instrument -w $(_TestSuite) $(_AndroidPackage)/com.xamarin.javainterop.TestInstrumentation" />
   </Target>
-</Project>
+</Project>

src/Android.Interop/Tests/jni/Application.mk

@@ -1,2 +1,2 @@
 # Build both ARMv5TE and ARMv7-A machine code.
-APP_ABI := arm64-v8a armeabi armeabi-v7a x86 x86_64
+APP_ABI := arm64-v8a armeabi-v7a x86 x86_64