Snippets for wget 2.3.0 from Fedora s390x

Sourced from https://kojipkgs.fedoraproject.org/packages/wget2/2.3.0/1.fc46/data/logs/s390x/build.log.

• css_tokenizer.c:297:7: warning: type of 'yyrealloc' does not match original declaration [-Wlto-type-mismatch]
    297 | void *yyrealloc ( void *, yy_size_t , yyscan_t yyscanner );
        |       ^
  

• css_tokenizer.c:296:7: warning: type of 'yyalloc' does not match original declaration [-Wlto-type-mismatch]
    296 | void *yyalloc ( yy_size_t , yyscan_t yyscanner );
        |       ^