chore: remove apisnoop

this repo is being migrated to kubernetes-sigs/apisnoop, as it's being
donated to Kubernetes' sig-architecture

config.yaml

@@ -15,24 +15,6 @@ repositories:
     name: api
     settings:
       has_wiki: true
-  - external_collaborators:
-      BobyMCbobs: admin
-      Riaankl: maintain
-      RobertKielty: admin
-      amwat: admin
-      bernokl: maintain
-      cncf-ci: admin
-      devaips: read
-      heyste: write
-      hh: admin
-      k8s-ci-robot: admin
-      mgdevstack: read
-      olivercodes: write
-      spiffxp: admin
-      zachmandeville: admin
-    name: apisnoop
-    settings:
-      has_wiki: true
   - external_collaborators:
       lukaszgryglicki: admin
     name: apisnoopregexp