chore: ignore colorjs.io updates from dependabot (#4464)

Ref:
#4449 (review)

---------

Co-authored-by: Dan Bjorge <[email protected]>

Author: straker

.github/dependabot.yml

@@ -36,6 +36,10 @@ updates:
       # @see https://github.com/dequelabs/axe-core/issues/3771
       - dependency-name: 'esbuild'
         versions: ['>=0.11.0']
+      # Prevent colorjs.io issue caused by >v0.4.3
+      # @see https://github.com/dequelabs/axe-core/issues/4428
+      - dependency-name: 'colorjs.io'
+        versions: ['>0.4.3']
     groups:
       # Any updates not caught by the group config will get individual PRs
       npm-low-risk: