chore: import upstream snapshot with attribution

apps/android_rpc/.gitignore

@@ -0,0 +1,15 @@
+*.iml
+.gradle
+/local.properties
+/.idea/workspace.xml
+/.idea/libraries
+.DS_Store
+/build
+/captures
+.externalNativeBuild
+
+/app/src/main/jni/jni_helper_func.h
+/app/src/main/jni/org_apache_tvm_native_c_api.cc
+/app/src/main/jni/org_apache_tvm_native_c_api.h
+/app/src/main/obj/
+dev_tools/tvmrpc.keystore