Fix-more-typos-using-codespell

Committing nearly all changes done by 'codespell_check.sh -w'

Signed-off-by: Simon Goldschmidt <goldsimon@gmx.de>

test/unit/mdns/test_mdns.c

@@ -830,7 +830,7 @@ START_TEST(compress_jump_to_jump)
 
   offset = 0x20;
   length = mdns_compress_domain(p, &offset, &domain);
-  /* Dont compress if jump would be to a jump */
+  /* Don't compress if jump would be to a jump */
   fail_unless(length == domain.length);
 
   offset = 0x10;