tweaks: reshuffle a coloring rule, to have related ones together

(We don't want the rule for control codes after the rule for comments,
because then control codes in commented-out binds would stand out.)

syntax/nanorc.nanorc

@@ -22,12 +22,12 @@ color green "^[[:blank:]]*((un)?(bind|set)|include|syntax|header|magic|comment|f
 # Strings
 color brightmagenta "[[:blank:]](start=)?".+""
 
-# Control codes
-color bold,pink "[[:cntrl:]]"
-
 # Color commands
 color magenta "^[[:blank:]]*i?color\>|[[:blank:]](start=|end=)"
 
+# Control codes
+color bold,pink "[[:cntrl:]]"
+
 # Comments
 color brightblue "(^|[[:blank:]]+)#.*"
 color cyan "^[[:blank:]]*##.*"