chore(): remove unused files

docs/plugins/firebase-analytics/README.md

@@ -10,6 +10,7 @@
     href="/issues">plugin repo</a>.
   </p>
 
+
 ```
 $ ionic cordova plugin add cordova-plugin-firebase-analytics
 $ npm install @ionic-native/plugins/firebase-analytics
@@ -26,9 +27,7 @@ Go to firebase console and export google-services.json and GoogleService-Info.pl
 NOTE: on iOS in order to collect demographic, age, gender data etc. you should additionally include AdSupport.framework into your project.
 
 ## Using capacitor?
-
-For Android you'll have to add in **android/app/src/main/AndroidManfiest.xml** under `<application>`
-
+For Android you'll have to add in __android/app/src/main/AndroidManfiest.xml__ under `<application>`
 ```
 <meta-data
      tools:replace="android:value"
@@ -47,3 +46,6 @@ And in the same file, you'll have to add `xmlns:tools="http://schemas.android.co
 
 - Android
   - iOS
+  
+
+