chore: update contributors

Author: achingbrain

package.json

@@ -81,7 +81,6 @@
   },
   "contributors": [
     "Alan Shaw <alan@tableflip.io>",
-    "Alex Potsides <alex@achingbrain.net>",
     "Arpit Agarwal <atvanguard@users.noreply.github.com>",
     "Bernard Mordan <bernard@tableflip.io>",
     "David Dias <daviddias.p@gmail.com>",
@@ -94,6 +93,7 @@
     "Richard Schneider <makaretu@gmail.com>",
     "Stephen Whitmore <stephen.whitmore@gmail.com>",
     "Volker Mische <volker.mische@gmail.com>",
+    "achingbrain <alex@achingbrain.net>",
     "greenkeeper[bot] <greenkeeper[bot]@users.noreply.github.com>",
     "jbenet <juan@benet.ai>",
     "nginnever <ginneversource@gmail.com>",