Made saved searches always available

Replace filtersheet with saved searches version if no filters are avalible

app/src/main/res/layout/source_filter_sheet.xml

@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:orientation="vertical">
@@ -46,6 +47,7 @@
             android:tint="?attr/colorAccent"
             app:layout_constraintBottom_toBottomOf="parent"
             app:layout_constraintEnd_toStartOf="@+id/filter_btn"
+            tools:layout_constraintEnd_toStartf="parent"
             app:layout_constraintHorizontal_bias="1"
             app:layout_constraintStart_toEndOf="@+id/reset_btn"
             app:layout_constraintTop_toTopOf="parent"
@@ -58,6 +60,8 @@
             android:layout_height="wrap_content"
             android:layout_weight="1"
             android:text="@string/action_filter"
+            android:visibility="gone"
+            tools:visibility="visible"
             app:layout_constraintBottom_toBottomOf="parent"
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintTop_toTopOf="parent" />

app/src/main/res/values/strings_extra.xml

@@ -98,6 +98,7 @@
     <string name="eh_force_sync_reset_title">Are you sure?</string>
     <string name="eh_force_sync_reset_message">Resetting the sync state can cause your next sync to be extremely slow.</string>
     <string name="eh_show_update_statistics_dialog">Collecting statistics…</string>
+    <string name="eh_saved_searches">Saved Searches</string>
 
     <!-- AZ -->
     <string name="az_recommends">See Recommendations</string>