overlay: SystemUI: disable config_keyguardShowXXXAffordance

this conflicts with eg device controls buttons and taskbar
if we really want them we need to change layout margins

Change-Id: If528d9e53bfea7fab0319f549284b05384bd25a3
diff --git a/overlay/common/frameworks/base/packages/SystemUI/res/values/config.xml b/overlay/common/frameworks/base/packages/SystemUI/res/values/config.xml
index ebec303..6e785f9 100644
--- a/overlay/common/frameworks/base/packages/SystemUI/res/values/config.xml
+++ b/overlay/common/frameworks/base/packages/SystemUI/res/values/config.xml
@@ -29,8 +29,8 @@
     <bool name="config_hspa_data_distinguishable">true</bool>
 
     <!-- let people decide if they want keyguard shortcuts or not -->
-    <bool name="config_keyguardShowLeftAffordance">true</bool>
-    <bool name="config_keyguardShowCameraAffordance">true</bool>
+    <bool name="config_keyguardShowLeftAffordance">false</bool>
+    <bool name="config_keyguardShowCameraAffordance">false</bool>
     <!-- Whether to show activity indicators in the status bar -->
     <bool name="config_showActivity">false</bool>