style: reorder dep sections

- put Go, then NPM, then GH Actions
  - i.e. the most important prod impacting deps, then build deps

Signed-off-by: Anton Gilgur <agilgur5@gmail.com>

.github/dependabot.yml

@@ -1,5 +1,6 @@
 version: 2
 updates:
+  # prod dependencies
   - package-ecosystem: "gomod"
     directory: "/"
     schedule:
@@ -12,27 +13,28 @@ updates:
     # ignore all non-security updates: https://docs.github.com/en/code-security/dependabot/dependabot-version-updates/configuration-options-for-the-dependabot.yml-file#open-pull-requests-limit
     open-pull-requests-limit: 0
 
-  - package-ecosystem: "github-actions"
-    directory: "/"
+  - package-ecosystem: "npm"
+    directory: "/ui"
     schedule:
       interval: "weekly"
       day: "saturday"
     ignore:
-      # temporarily ignore until https://github.com/actions/download-artifact/issues/249 is resolved
-      - dependency-name: "actions/download-artifact"
-      - dependency-name: "actions/upload-artifact"
+      - dependency-name: raw-loader
+      - dependency-name: style-loader
+      - dependency-name: react-router-dom
+      - dependency-name: "@types/react-router-dom"
     # ignore all non-security updates: https://docs.github.com/en/code-security/dependabot/dependabot-version-updates/configuration-options-for-the-dependabot.yml-file#open-pull-requests-limit
     open-pull-requests-limit: 0
 
-  - package-ecosystem: "npm"
-    directory: "/ui"
+  # build / CI dependencies
+  - package-ecosystem: "github-actions"
+    directory: "/"
     schedule:
       interval: "weekly"
       day: "saturday"
     ignore:
-      - dependency-name: raw-loader
-      - dependency-name: style-loader
-      - dependency-name: react-router-dom
-      - dependency-name: "@types/react-router-dom"
+      # temporarily ignore until https://github.com/actions/download-artifact/issues/249 is resolved
+      - dependency-name: "actions/download-artifact"
+      - dependency-name: "actions/upload-artifact"
     # ignore all non-security updates: https://docs.github.com/en/code-security/dependabot/dependabot-version-updates/configuration-options-for-the-dependabot.yml-file#open-pull-requests-limit
     open-pull-requests-limit: 0