chore: update contributors

Author: alanshaw

package.json

@@ -65,9 +65,12 @@
     "Haad <haadcode@users.noreply.github.com>",
     "Henrique Dias <hacdias@gmail.com>",
     "Jacob Heun <jacobheun@gmail.com>",
+    "Jacob Karlsson <jacob.karlsson95@gmail.com>",
     "Jason Papakostas <vithos@gmail.com>",
     "Joel Gustafson <joelg@mit.edu>",
+    "Jonathan <jkrone@vt.edu>",
     "Kevin Simper <kevin.simper@gmail.com>",
+    "Maciej Krüger <mkg20001@gmail.com>",
     "Marius Darila <marius.darila@gmail.com>",
     "Matt Zumwalt <matt@databindery.com>",
     "Michael Garvin <gar+gh@danger.computer>",