DEV: Have the automated PRs be created by a user (#165)

I have created a Personal Access Token and added to to the repo. Now the
automated PRs will be created by me and will be as if they are from a
user created a PR. This should actually trigger the validation job on
the PR.

Author: blake-discourse

.github/workflows/update_docs.yml

@@ -90,6 +90,7 @@ jobs:
         id: create-pr
         uses: peter-evans/create-pull-request@v5
         with:
+          token: ${{ secrets.ACTIONS_BOT_TOKEN }}
           path: discourse_api_docs
           add-paths: "openapi.yml,openapi.json,bruno-collection.json"
           branch: update-documentation

.github/workflows/validate_pr.yml

@@ -1,7 +1,7 @@
 name: Validate PR Documentation
 
 on:
-  pull_request_target:
+  pull_request:
     types: [opened, synchronize, reopened]
 
 jobs: