Convert Android.mk file to Android.bp

See build/soong/README.md for more information.

Fixes: 122332862
Test: treehugger
Change-Id: I0de1acc2434881ac05a01c22e0a562f8195d51b7
diff --git a/testapps/SmsManagerTestApp/Android.bp b/testapps/SmsManagerTestApp/Android.bp
new file mode 100644
index 0000000..5333eab
--- /dev/null
+++ b/testapps/SmsManagerTestApp/Android.bp
@@ -0,0 +1,5 @@
+android_app {
+    name: "SmsManagerTestApp",
+    srcs: ["src/**/*.java"],
+    sdk_version: "current",
+}