remove triage workflow

.github/workflows/opened-issues-triage.yml

-name: Move new issues into Triage
-
-on:
-  issues:
-    types:
-        - labeled
-
-jobs:
-  automate-project-columns:
-    runs-on: ubuntu-latest
-    if: github.event.label.name == 'triage'
-    steps:
-      - uses: alex-page/github-project-automation-plus@v0.8.3
-        with:
-          project: Front-end tasks
-          column: Triage
-          repo-token: ${{ secrets.GITHUB_TOKEN }}
\ No newline at end of file