update readme file

README.md

@@ -56,7 +56,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: automerge
-        uses: "pascalgn/automerge-action@4536e8847eb62fe2f0ee52c8fa92d17aa97f932f"
+        uses: "dream11/automerge-action@{version}"
         env:
           GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
 ```
@@ -182,17 +182,17 @@ Also, the following general options are supported:
 You can configure the environment variables in the workflow file like this:
 
 ```yaml
-        env:
-          GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
-          MERGE_LABELS: "automerge,!work in progress"
-          MERGE_REMOVE_LABELS: "automerge"
-          MERGE_METHOD: "squash"
-          MERGE_COMMIT_MESSAGE: "pull-request-description"
-          MERGE_FORKS: "false"
-          MERGE_RETRIES: "6"
-          MERGE_RETRY_SLEEP: "10000"
-          UPDATE_LABELS: ""
-          UPDATE_METHOD: "rebase"
+env:
+  GITHUB_TOKEN: "${{ secrets.GITHUB_TOKEN }}"
+  MERGE_LABELS: "automerge,!work in progress"
+  MERGE_REMOVE_LABELS: "automerge"
+  MERGE_METHOD: "squash"
+  MERGE_COMMIT_MESSAGE: "pull-request-description"
+  MERGE_FORKS: "false"
+  MERGE_RETRIES: "6"
+  MERGE_RETRY_SLEEP: "10000"
+  UPDATE_LABELS: ""
+  UPDATE_METHOD: "rebase"
 ```
 
 ## Limitations