onclite: Remove rounded_corner_content_padding

- It has no affect in our device (idk)
- Also it's moved from sysui to fw-res

Change-Id: Ib7cf22daf0358770ac292c4612b719a0a818a61f

overlay/frameworks/base/packages/SystemUI/res/values/dimens.xml

@@ -16,9 +16,6 @@
 */
 -->
 <resources>
-    <!-- Adjust the icon padding in status bar for rounded corners -->
-    <dimen name="rounded_corner_content_padding">20px</dimen>
-
     <!-- the padding on the start of the statusbar -->
     <dimen name="status_bar_padding_start">14dp</dimen>