1. Add some conditions to the GIT filter to remove the build file.

2. Temporary addition of compatibility support for Android 10.

utils/.gitignore

@@ -1 +1,2 @@
 /build
+/.cxx/

utils/build.gradle

@@ -21,9 +21,5 @@ android {
 
 dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
-    implementation 'androidx.appcompat:appcompat:1.0.2'
-
-    testImplementation 'junit:junit:4.13-beta-3'
-    androidTestImplementation 'androidx.test:runner:1.2.0'
-    androidTestImplementation 'androidx.test.espresso:espresso-core:3.2.0'
+    implementation 'androidx.appcompat:appcompat:1.1.0'
 }