Bug 1818826 - Remove Android Component Nimbus gradle plugin wrapper

app/build.gradle

@@ -433,14 +433,12 @@ android.applicationVariants.all { variant ->
 
 // Generate Kotlin code for the Fenix Glean metrics.
 apply plugin: "org.mozilla.telemetry.glean-gradle-plugin"
-apply plugin: "org.mozilla.components.nimbus-gradle-plugin"
+apply plugin: "org.mozilla.appservices.nimbus-gradle-plugin"
 
 nimbus {
     // The path to the Nimbus feature manifest file
     manifestFile = "nimbus.fml.yaml"
     // The fully qualified class name for the generated features.
-    // If the classname begins with a '.' this is taken as a suffix to the app's package name
-    destinationClass = ".nimbus.FxNimbus"
     // Map from the variant name to the channel as experimenter and nimbus understand it.
     // If nimbus's channels were accurately set up well for this project, then this
     // shouldn't be needed.
@@ -455,6 +453,7 @@ nimbus {
     // and used to inform experiment configuration.
     experimenterManifest = ".experimenter.yaml"
 }
+
 configurations {
     // There's an interaction between Gradle's resolution of dependencies with different types
     // (@jar, @aar) for `implementation` and `testImplementation` and with Android Studio's built-in

app/nimbus.fml.yaml

@@ -10,7 +10,7 @@ channels:
   - nightly
   - developer
 includes:
-  - ./messaging.fml.yaml
+  - messaging.fml.yaml
 features:
   homescreen:
     description: The homescreen that the user goes to when they press home or new tab.

build.gradle

@@ -65,20 +65,7 @@ buildscript {
         classpath FenixDependencies.androidx_safeargs
         classpath FenixDependencies.osslicenses_plugin
         classpath "org.mozilla.telemetry:glean-gradle-plugin:${Versions.mozilla_glean}"
-        // NOTE: The Nimbus plugin needs to be refactored into a top-level plugin
-        // and consumed via includeBuild (using composite builds). This is a short-term
-        // workaround to consume the latest version of the Nimbus plugin matching the Focus version.
-        if (Config.readVersionFromFile().contains("a")) {
-            // Use the latest version of the plugin on the main branch (nightly).
-            classpath("org.mozilla.components:tooling-nimbus-gradle:latest.release")
-        } else {
-            // Use the latest version matching the major version of the branch (beta/release).
-            classpath("org.mozilla.components:tooling-nimbus-gradle") {
-                version {
-                    strictly("${Config.majorVersion()}.+")
-                }
-            }
-        }
+        classpath "org.mozilla.appservices:tooling-nimbus-gradle:${Versions.mozilla_appservices}"
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files