kconfig: Mark various internal functions static

kconfig's keyword hash, lexer, and parser define various functions used
only locally.  Declare these functions as static, and regenerate the
corresponding generated files.

Signed-off-by: Josh Triplett <josh@joshtriplett.org>

scripts/kconfig/zconf.hash.c_shipped

@@ -30,6 +30,8 @@
 #endif
 
 struct kconf_id;
+
+static struct kconf_id *kconf_id_lookup(register const char *str, register unsigned int len);
 /* maximum key range = 47, duplicates = 0 */
 
 #ifdef __GNUC__