SystemUI: QS: Decrease vertical padding between QS tiles

* The tiles are taking up way too much space

Change-Id: I20dc7a6be187732b7f96ef73879c7a0fc688c261
Signed-off-by: Rituj Beniwal <ritujbeniwal@gmail.com>
Signed-off-by: DennySPb <dennyspb@gmail.com>

Author: ritujb

packages/SystemUI/res/values/dimens.xml

@@ -495,9 +495,9 @@
     <dimen name="qs_tile_layout_margin_side">9dp</dimen>
     <dimen name="qs_tile_margin_horizontal">6dp</dimen>
     <dimen name="qs_tile_margin_horizontal_two_line">2dp</dimen>
-    <dimen name="qs_tile_margin_vertical">9dp</dimen>
-    <dimen name="qs_tile_margin_top_bottom">7dp</dimen>
-    <dimen name="qs_tile_margin_top_bottom_negative">-12dp</dimen>
+    <dimen name="qs_tile_margin_vertical">2dp</dimen>
+    <dimen name="qs_tile_margin_top_bottom">4dp</dimen>
+    <dimen name="qs_tile_margin_top_bottom_negative">-4dp</dimen>
     <!-- The height of the qs customize header. Should be
          (qs_panel_padding_top (48dp) +  brightness_mirror_height (48dp) + qs_tile_margin_top (0dp)) -
          (Toolbar_minWidth (56dp) + qs_tile_margin_top_bottom (12dp))