More version check tweaks

.drone.jsonnet

@@ -6,8 +6,8 @@ local version_info = {
   image: docker_base + 'android',
   commands: [
     'cmake --version',
-    'apt-show-versions android-sdk',
+    'echo "Android SDK Version: $(cat /usr/lib/android-sdk/source.properties | grep Pkg.Revision)',
-    'apt-show-versions android-ndk'
+    'echo "Android NDK Version: $(cat /usr/lib/android-ndk/source.properties | grep Pkg.Revision)'
   ]
 };