fixdep: remove multiple .config support code

Since commit e02ee2548a (kconfig: switch to single .config
configuration), the ".*.cmd" files are not correctly created
for SPL/TPL.  The U-Boot extension code in fixdep, which was
introduced to support the multiple .config, must be removed.

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

scripts/basic/fixdep.c

@@ -221,11 +221,7 @@ static void use_config(const char *m, int slen)
 
 	define_config(m, slen, hash);
 
-	/* printf("    $(wildcard include/config/"); */
-	/* modified for U-Boot */
-	printf("    $(wildcard %sinclude/config/",
-	       strncmp(depfile, "spl/", 4) ?
-	       (strncmp(depfile, "tpl/", 4) ? "" : "tpl/") : "spl/");
+	printf("    $(wildcard include/config/");
 	for (i = 0; i < slen; i++) {
 		c = m[i];
 		if (c == '_')