Add Team Timnit to the sprint teams page (#433)

* add timnit to teams

* link to charter instead of readme

* fix spacing

* Revert template change and link to charter from readme

_data/sprint_teams.yml

@@ -76,6 +76,13 @@
   slack_channel_name: login-team-ross
   archived: true
 
+- name: Timnit
+  namesake_markdown: "[Timnit Gebru](https://en.wikipedia.org/wiki/Timnit_Gebru), a computer scientist who has published work exposing biases in AI and algorithms."
+  focus_area: Document Capture & Authentication
+  slack_channel_url: https://gsa-tts.slack.com/archives/C056RD1NEHW
+  slack_channel_name: login-team-timnit
+  readme: https://docs.google.com/document/d/1ZBnTX1-XqNo6L7dG1m8CQqiFlb9qX_oonrp_t9XwvFk/edit?usp=sharing
+
 - name: Ursula
   namesake_markdown: "[Ursula Burns](https://en.wikipedia.org/wiki/Ursula_Burns), who has been CEO of technology companies like Xerox"
   focus_area: Partnership website and partner console