Update Jason's bio links

Author: jasongrout

about.html

@@ -223,6 +223,8 @@
     photo: JasonGrout.jpeg
     affiliation: Databricks
     gh_handle: jasongrout
+    mastodon: https://fosstodon.org/@jasongrout
+    personal: https://jasongrout.org/
   - name: Jessica Hamrick
     photo: JessicaHamrick.jpeg
     affiliation: DeepMind
@@ -350,6 +352,8 @@
     photo: JasonGrout.jpeg
     affiliation: Databricks
     gh_handle: jasongrout
+    mastodon: https://fosstodon.org/@jasongrout
+    personal: https://jasongrout.org/
   - name: Tim George
     photo: TimGeorge.jpeg
     affiliation: Cal Poly