manual.texi Add --quote-names to mysqldump option list.

Docs/manual.texi

@@ -22563,6 +22563,8 @@ used.)
 @item  -q, --quick
 Don't buffer query, dump directly to stdout. Uses @code{mysql_use_result()}
 to do this.
+@item -Q, --quote-names
+Quote table and column names within @samp{`} characters.
 @item -r, --result-file=...
 Direct output to a given file. This option should be used in MSDOS,
 because it prevents new line '\n' from being converted to '\n\r' (new