kconfig: whitespace removing

This patch removes the unnecessary whitespaces from
end of help lines of Kconfig files.
Signed-off-by: Egry Gabor <gaboregry1@t-online.hu>
Reviewed-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Cc: Roman Zippel <zippel@linux-m68k.org>

scripts/kconfig/lex.zconf.c_shipped

@@ -1275,6 +1275,11 @@ YY_RULE_SETUP
 case 32:
 YY_RULE_SETUP
 {
+		while (zconfleng) {
+			if ((zconftext[zconfleng-1] != ' ') && (zconftext[zconfleng-1] != '\t'))
+				break;
+			zconfleng--;
+		}
 		append_string(zconftext, zconfleng);
 		if (!first_ts)
 			first_ts = last_ts;

scripts/kconfig/zconf.l

@@ -217,6 +217,11 @@ n	[A-Za-z0-9_]
 		append_string("\n", 1);
 	}
 	[^ \t\n].* {
+		while (yyleng) {
+			if ((yytext[yyleng-1] != ' ') && (yytext[yyleng-1] != '\t'))
+				break;
+			yyleng--;
+		}
 		append_string(yytext, yyleng);
 		if (!first_ts)
 			first_ts = last_ts;