Merge pull request #336 from icelam/dependabot-remove-v1-support

chore(dependabot): drop support for v1 branch

Author: icelam

.github/dependabot.yml

@@ -18,22 +18,3 @@ updates:
     reviewers:
       - "icelam"
     open-pull-requests-limit: 10
-
-  # checking for v1 branch which contains v1 code of this plugin
-  - package-ecosystem: "npm"
-    directory: "/"
-    schedule:
-      interval: "monthly"
-    target-branch: "v1"
-    labels:
-      - "dependencies"
-    commit-message:
-      prefix: "chore"
-      prefix-development: "chore"
-      include: "scope"
-    ignore:
-      - dependency-name: "webpack"
-      - dependency-name: "html-webpack-plugin"
-    reviewers:
-      - "icelam"
-    open-pull-requests-limit: 10