Clean up config of tabs and trailing whitespace

Test: whitespace only change
Change-Id: Ib2d8132e04b3bf604e2174deb1a54a074d8299d8
diff --git a/core/res/res/values/config.xml b/core/res/res/values/config.xml
index 31e799d..0985ac3 100644
--- a/core/res/res/values/config.xml
+++ b/core/res/res/values/config.xml
@@ -378,8 +378,8 @@
                    Values must be from NetworkCapabilities#NET_CAPABILITIES_* constants.
                [IP config] Optional. If empty or not specified - DHCP will be used, otherwise
                    use the following format to specify static IP configuration:
-		       ip=<ip-address/mask> gateway=<ip-address> dns=<comma-sep-ip-addresses>
-                       domains=<comma-sep-domains> 
+                       ip=<ip-address/mask> gateway=<ip-address> dns=<comma-sep-ip-addresses>
+                       domains=<comma-sep-domains>
          -->
     <string-array translatable="false" name="config_ethernet_interfaces">
         <!--