Fix allignment of comment, no substantive changes.

etc/slurm.conf.example

@@ -134,7 +134,7 @@
 #
 # "auth/none"   : no authentication, the default
 # "auth/authd"  : Brent Chun's authd
-# "auth/munge": LLNL's munge
+# "auth/munge"  : LLNL's munge
 #
 # WARNING: The use of "auth/none" permits any user to execute jobs as any 
 # other user. This may be fine for testing purposes, but do not use it in production.