chore: add community label and update link-checker label

Signed-off-by: Devin Buhl <devin@buhl.casa>

.github/labels.yaml

@@ -51,7 +51,9 @@
   color: "F4D1B7"
 - name: enhancement
   color: "84b6eb"
-- name: link-checker
+- name: broken-links
   color: "7B55D7"
 - name: question
   color: "cc317c"
+- name: community
+  color: "0e8a16"