Add job to automate adding new issues to the new project (#4087)

* add job to automate adding new issues to the new project

* missing jobs:

.github/workflows/triage-incoming.yml

@@ -0,0 +1,14 @@
+name: Move new issues into Issue triage board
+
+on:
+    issues:
+        types: [opened]
+
+jobs:
+    automate-project-columns-next:
+        runs-on: ubuntu-latest
+        steps:
+            - uses: actions/add-to-project@main
+              with:
+                  project-url: https://github.com/orgs/element-hq/projects/120
+                  github-token: ${{ secrets.ELEMENT_BOT_TOKEN }}