Cleans notification pref screen

+ fix troubleshoots

matrix-sdk-android/src/main/java/im/vector/matrix/android/api/session/pushers/PushersService.kt

@@ -61,4 +61,6 @@ interface PushersService {
     }
 
     fun livePushers(): LiveData<List<Pusher>>
+
+    fun pushers() : List<Pusher>
 }

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/DefaultSession.kt

@@ -503,6 +503,10 @@ internal class DefaultSession(override val sessionParams: SessionParams) : Sessi
         return pushersService.livePushers()
     }
 
+    override fun pushers(): List<Pusher> {
+        return pushersService.pushers()
+    }
+
     override fun getPushRules(scope: String): List<PushRule> {
         return pushRuleService.getPushRules(scope)
     }

matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/session/pushers/DefaultPusherService.kt

@@ -97,7 +97,7 @@ internal class DefaultPusherService(
     }
 
     override fun removeHttpPusher(pushkey: String, appId: String, callback: MatrixCallback<Unit>) {
-        val params = RemovePusherTask.Params(sessionParam.credentials.userId,pushkey,appId)
+        val params = RemovePusherTask.Params(sessionParam.credentials.userId, pushkey, appId)
         removePusherTask
                 .configureWith(params)
                 .dispatchTo(callback)
@@ -111,4 +111,8 @@ internal class DefaultPusherService(
                 { it.asDomain() }
         )
     }
+
+    override fun pushers(): List<Pusher> {
+        return monarchy.fetchAllCopiedSync { PusherEntity.where(it, sessionParam.credentials.userId) }.map { it.asDomain() }
+    }
 }