GitHub dependabot supersedes CompatHelper

Author: emmt

.github/dependabot.yml

@@ -5,3 +5,17 @@ updates:
     directory: "/" # Location of package manifests
     schedule:
       interval: "weekly"
+    # To group all GitHub Actions updates into a single PR, uncomment the following:
+    # groups:
+    #   github-actions:
+    #     patterns:
+    #       - "*"
+  - package-ecosystem: "julia"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    # To group all Julia dependency updates into a single PR, uncomment the following:
+    # groups:
+    #   julia-dependencies:
+    #     patterns:
+    #       - "*"