Cygwin: fix formatting: drop trailing whitespace

Signed-off-by: Corinna Vinschen <corinna@vinschen.de>

winsup/cygwin/libc/base64.c

@@ -112,7 +112,7 @@ static const char Pad64 = '=';
    end of the data is performed using the '=' character.
 
    Since all base64 input is an integral number of octets, only the
-         -------------------------------------------------                       
+         -------------------------------------------------
    following cases can arise:
 
        (1) the final quantum of encoding input is an integral

winsup/cygwin/libc/strfmon.c

@@ -305,9 +305,9 @@ vstrfmon_l(char * __restrict s, size_t maxsize, locale_t loc,
                  *
 		 * = 0 - parentheses enclose the quantity and the
 		 *	 $currency_symbol
-		 * = 1 - the sign string precedes the quantity and the 
+		 * = 1 - the sign string precedes the quantity and the
 		 *       $currency_symbol
-		 * = 2 - the sign string succeeds the quantity and the 
+		 * = 2 - the sign string succeeds the quantity and the
 		 *       $currency_symbol
 		 * = 3 - the sign string precedes the $currency_symbol
 		 * = 4 - the sign string succeeds the $currency_symbol