remove broken action (#3742)

.github/workflows/welcome.yml

@@ -1,25 +0,0 @@
-# welcome new contributers
-name: Welcome
-on:
-  pull_request:
-    types: [ opened ]
-  issues:
-    types: [ opened ]
-
-jobs:
-  run:
-    runs-on: ubuntu-latest
-    permissions:
-      pull-requests: write
-
-    steps:
-      - uses: actions/first-interaction@bd33205aa5c96838e10fd65df0d01efd613677c1 # pin@v1
-        with:
-          repo-token: ${{ secrets.GITHUB_TOKEN }}
-          issue-message: |
-            Welcome to InvenTree! Please check the [contributing docs](https://inventree.readthedocs.io/en/latest/contribute/) on how to help.
-            If you experience setup / install issues please read all [install docs]( https://inventree.readthedocs.io/en/latest/start/intro/).
-          pr-message: |
-            This is your first PR, welcome!
-            Please check [Contributing](https://github.com/inventree/InvenTree/blob/master/CONTRIBUTING.md) to make sure your submission fits our general code-style and workflow.
-            Make sure to document why this PR is needed and to link connected issues so we can review it faster.