Add notice of requesting source code in ExtService t_plus

And also in the apk-in-apex

Flag: EXEMPT license change for b/418865751
Bug: 418865751
Test: presubmits
Change-Id: I6f7d4f683bdb872285bb0dabe1d6dc4a1aeddca2
diff --git a/Android.bp b/Android.bp
index c60d452..b7f24e8 100644
--- a/Android.bp
+++ b/Android.bp
@@ -111,6 +111,10 @@
         "test_com.android.extservices",
     ],
     updatable: true,
+    licenses: [
+        "packages_modules_ExtServices_license",
+        "opensourcerequest",
+    ],
 }
 
 android_app {
diff --git a/apex/Android.bp b/apex/Android.bp
index 8d39fb6..fe051d6 100644
--- a/apex/Android.bp
+++ b/apex/Android.bp
@@ -30,6 +30,10 @@
     manifest: "tplus_apex_manifest.json",
     variant_version: "3",
     min_sdk_version: "33",
+    licenses: [
+        "packages_modules_ExtServices_license",
+        "opensourcerequest",
+    ],
 }
 
 apex {