chore: update contributors

Author: achingbrain

package.json

@@ -43,6 +43,7 @@
     "Marcin Rataj <lidel@lidel.org>",
     "Richard Littauer <richard.littauer@gmail.com>",
     "Mithgol <getgit@mithgol.ru>",
+    "Hector Sanjuan <code@hector.link>",
     "Francisco Baio Dias <xicombd@gmail.com>",
     "Diogo Silva <fsdiogo@gmail.com>",
     "jbenet <juan@benet.ai>",