Remove multi workflow

.github/workflows/create-pull-request-multi.yml

@@ -1,45 +0,0 @@
-name: Create Pull Request All Platforms
-on:
-  repository_dispatch:
-    types: [create-pull-request-multi]
-jobs:
-  createPullRequest:
-    name: CPR on ${{ matrix.platform }}
-    strategy:
-      matrix:
-        platform: [ubuntu-latest, macos-latest, windows-latest]
-    runs-on: ${{ matrix.platform }}
-    steps:
-      - uses: actions/checkout@v2
-      - name: Create report file
-        if:  matrix.platform == 'ubuntu-latest' || matrix.platform == 'macos-latest'
-        run: date +%s > report.txt
-      - name: Create report file (windows)
-        if:  matrix.platform == 'windows-latest'
-        run: echo %DATE% %TIME% > report.txt
-      - name: Create Pull Request
-        id: cpr
-        uses: ./
-        with:
-          token: ${{ secrets.GITHUB_TOKEN }}
-          commit-message: Add report file
-          committer: Peter Evans <peter-evans@users.noreply.github.com>
-          title: '[Example] Add report file'
-          body: |
-            New report
-            - Contains *today's* date
-            - Auto-generated by [create-pull-request][1]
-
-            [1]: https://github.com/peter-evans/create-pull-request
-          labels: report, automated pr
-          assignees: peter-evans
-          reviewers: peter-evans
-          milestone: 1
-          project: Example Project
-          project-column: To do
-          branch: example-patches
-          branch-suffix: random
-      - name: Check outputs
-        run: |
-          echo "Pull Request Number - ${{ env.PULL_REQUEST_NUMBER }}"
-          echo "Pull Request Number - ${{ steps.cpr.outputs.pr_number }}"