notes: correct 'git notes prune' options to '[-n] [-v]'

Currently, 'git notes prune' in man page and usage message
incorrectly lists options as '[-n | -v]', rather than '[-n] [-v]'.

Signed-off-by: Robert P. J. Day <rpjday@crashcourse.ca>
Reviewed-by: Jonathan Nieder <jrnieder@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

Documentation/git-notes.txt

@@ -18,7 +18,7 @@ SYNOPSIS
 'git notes' merge --commit [-v | -q]
 'git notes' merge --abort [-v | -q]
 'git notes' remove [--ignore-missing] [--stdin] [<object>...]
-'git notes' prune [-n | -v]
+'git notes' prune [-n] [-v]
 'git notes' get-ref
 
 

builtin/notes.c

@@ -32,7 +32,7 @@ static const char * const git_notes_usage[] = {
 	N_("git notes merge --commit [-v | -q]"),
 	N_("git notes merge --abort [-v | -q]"),
 	N_("git notes [--ref <notes-ref>] remove [<object>...]"),
-	N_("git notes [--ref <notes-ref>] prune [-n | -v]"),
+	N_("git notes [--ref <notes-ref>] prune [-n] [-v]"),
 	N_("git notes [--ref <notes-ref>] get-ref"),
 	NULL
 };