Rearrange comments regarding Things-to-los

gdb/doc/.Sanitize

@@ -44,17 +44,14 @@ stabs.texinfo
 
 # Things which are explicitly *not* kept by default.
 
-# Does Sanitize let us put these comments next to the file names?  
-# (It should, but does it?)
-#
-# config - Obsolete; only exists because CVS can't delete directories.
-# cyglogo.eps - Cygnus trademark, not for random use (? - is this the reason?)
-# cygref.tex - includes cygref.tex
-
 Things-to-lose:
 
+# Obsolete; only exists because CVS can't delete directories.
 config
+
+# Cygnus trademark, not for random use (? - is this the reason?).
 cyglogo.eps
+# Includes cyglogo.eps.
 cygref.tex
 
 # The README file for gdb testers using snapshots.