grml-exec-wrapper: adjust indent to four spaces

The rest of the script uses 4 spaces, so case should, too.

diff --git a/usr_bin/grml-exec-wrapper b/usr_bin/grml-exec-wrapper
index 5466d02..af15d98 100755 (executable)
--- a/usr_bin/grml-exec-wrapper
+++ b/usr_bin/grml-exec-wrapper
@@ -41,7 +41,7 @@ PROG="$1"
 
 # make sure to support 'grml-exec-wrapper sudo wireshark' as well:
 case $PROG in
-       *sudo*) PROG="$2" ;;
+    *sudo*) PROG="$2" ;;
 esac
 
 if is_installed "$PROG" ; then