util/*: more typo fixes

Found by: util/lint/checkpatch.pl --types TYPO_SPELLING --fix-inplace
--strict --terse -f $(find util -name '*.[ch]')

Change-Id: I059071fd3a2edb41c72fc57fccbb520bd2ebb757
Signed-off-by: Patrick Georgi <pgeorgi@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/38651
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: HAOUAS Elyes <ehaouas@noos.fr>

util/cbfstool/flashmap/fmap.h

@@ -91,7 +91,7 @@ extern long int fmap_find(const uint8_t *image, unsigned int len);
  *
  * @map:	raw map data
  *
- * returns 0 to indiciate success
+ * returns 0 to indicate success
  * returns <0 to indicate failure
  */
 extern int fmap_print(const struct fmap *map);