fm: Allow only one FM icon in recent list

Recent list displays more than two FM activity when
user press back key and launch FM from status bar

Change-Id: I081d9548231558c75539f2ea2f57dfc69bc627e0
CRs-Fixed: 546876

fmapp/AndroidManifest.xml

@@ -53,7 +53,7 @@
                   android:label="@string/app_name"
                   android:clearTaskOnLaunch="true"
                   android:taskAffinity=""
-                  android:launchMode="singleTop"
+                  android:launchMode="singleTask"
                   android:excludeFromRecents="false" >
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />

fmapp2/AndroidManifest.xml

@@ -54,7 +54,7 @@
             android:label="@string/app_name"
             android:clearTaskOnLaunch="true"
             android:taskAffinity=""
-            android:launchMode="singleTop"
+            android:launchMode="singleTask"
             android:excludeFromRecents="false" >
 
             <intent-filter>