Add ExtensionAppFunctionService

Test: ./gradlew :appfunctions:appfunctions-runtime:connectedAndroidTest
Change-Id: I5b2426e1b53cb6ae3f93cc0db09bfcdb3426368e
diff --git a/appfunctions/appfunctions-runtime/build.gradle b/appfunctions/appfunctions-runtime/build.gradle
index 7a6d333..7246365 100644
--- a/appfunctions/appfunctions-runtime/build.gradle
+++ b/appfunctions/appfunctions-runtime/build.gradle
@@ -41,6 +41,9 @@
     // Compile only dependencies
     compileOnly(project(":appfunctions:appfunctions-stubs"))
 
+    // Compile only dependencies
+    compileOnly(project(":appfunctions:appfunctions-stubs"))
+
     // Test dependencies
     testImplementation(libs.junit)
     testImplementation(libs.truth)