Remove Chris S from active member list (#2722)

* Remove Chris S from active member list

(move to alumni)

* move Chris S to alumni

(also got rid of some cruft for a previous alum)

* restored some metadata that i accidentally deleted

hopefully it is back how it was

* restore fields for hector that i accidentally deleted

Author: nlharris

_data/alumni.yml

@@ -72,3 +72,7 @@ members:
   orcid: 0000-0001-8314-2140
   wikidata: Q52097457
   departed: 2025-05-01
+- github: cstoeckert
+  name: Chris Stoeckert
+  orcid: 0000-0002-5714-991X
+  departed: 2025-04-28

_data/operations.yml

@@ -72,16 +72,6 @@ members:
   name: Chris Mungall
   orcid: 0000-0002-6601-2165
   wikidata: Q20746118
-- affiliation:
-    name: University of Pennsylvania, Philadelphia, PA
-    ror: 00b30xv10
-  country: USA
-  github: cstoeckert
-  groups:
-  - outreach
-  name: Chris Stoeckert
-  orcid: 0000-0002-5714-991X
-  wikidata: Q67220657
 - affiliation:
     name: Centre for Infectious Disease Genomics and One Health, Simon Fraser University, BC
     ror: 0213rcc28