Add support for Rust JNI Libraries

Test: Verified Rust JNI lib is in apex

Change-Id: Icb013d7b2f4c5d8ec009ea4937185689cc0cac16

apex/apex.go

@@ -1710,6 +1710,7 @@ func (a *apexBundle) GenerateAndroidBuildActions(ctx android.ModuleContext) {
 					return true // track transitive dependencies
 				} else if r, ok := child.(*rust.Module); ok {
 					fi := apexFileForRustLibrary(ctx, r)
+					fi.isJniLib = isJniLib
 					filesInfo = append(filesInfo, fi)
 				} else {
 					propertyName := "native_shared_libs"