Small layout improvement

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

@@ -213,6 +213,7 @@
             android:id="@+id/cbAutoClassifySource"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
+            android:layout_marginStart="12dp"
             android:layout_marginTop="12dp"
             android:text="@string/title_auto_classify_source"
             app:layout_constraintStart_toStartOf="parent"
@@ -222,6 +223,7 @@
             android:id="@+id/cbAutoClassifyTarget"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
+            android:layout_marginStart="12dp"
             android:layout_marginTop="12dp"
             android:text="@string/title_auto_classify_target"
             app:layout_constraintStart_toStartOf="parent"
@@ -357,6 +359,18 @@
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toBottomOf="@id/tvAutoDeleteHint" />
 
+        <eu.faircode.email.FixedTextView
+            android:id="@+id/tvInboxRootHint"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="12dp"
+            android:text="@string/title_inbox_root_hint"
+            android:textAppearance="@style/TextAppearance.AppCompat.Small"
+            android:textStyle="italic"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintTop_toBottomOf="@id/tvAutoDeleteArchiveHint" />
+
         <Button
             android:id="@+id/btnSave"
             android:layout_width="wrap_content"
@@ -367,7 +381,7 @@
             android:tag="disable"
             android:text="@string/title_save"
             app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toBottomOf="@id/tvAutoDeleteArchiveHint" />
+            app:layout_constraintTop_toBottomOf="@id/tvInboxRootHint" />
 
         <eu.faircode.email.ContentLoadingProgressBar
             android:id="@+id/pbSave"
@@ -380,18 +394,6 @@
             app:layout_constraintStart_toEndOf="@id/btnSave"
             app:layout_constraintTop_toTopOf="@id/btnSave" />
 
-        <eu.faircode.email.FixedTextView
-            android:id="@+id/tvInboxRootHint"
-            android:layout_width="0dp"
-            android:layout_height="wrap_content"
-            android:layout_marginTop="6dp"
-            android:text="@string/title_inbox_root_hint"
-            android:textAppearance="@style/TextAppearance.AppCompat.Small"
-            android:textStyle="italic"
-            app:layout_constraintEnd_toEndOf="parent"
-            app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toBottomOf="@id/btnSave" />
-
         <eu.faircode.email.ContentLoadingProgressBar
             android:id="@+id/pbWait"
             style="@style/Base.Widget.AppCompat.ProgressBar"