games/punchy: unbreak fetch after 8881966b49a8

> Fetched file size mismatch (expected 7535, actual 7537)

$ gzip -vl *punchy*0.3.0*.tar.gz
method crc date time compressed uncompressed ratio uncompressed_name
-defla fbbc488b Jan 31 03:14 29053444 32686080 11.1% fishfolk-punchy-v0.3.0_GH0.tar
+defla fbbc488b Jan 31 06:34 29008639 32686080 11.2% fishfolk-punchy-v0.3.0_GH0.tar