chore(self-hosted): Remove self-hosted e2e action (#55471)

.github/workflows/self-hosted-e2e-tests.yml

@@ -1,38 +0,0 @@
-name: Self-hosted Sentry end to end tests
-on:
-  push:
-    branches:
-      - master
-      - releases/**
-  pull_request:
-
-# Cancel in progress workflows on pull_requests.
-# https://docs.github.com/en/actions/using-jobs/using-concurrency#example-using-a-fallback-value
-concurrency:
-  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
-  cancel-in-progress: true
-
-jobs:
-  self-hosted-end-to-end:
-    name: self-hosted tests
-    runs-on: ubuntu-20.04
-    # temporary, remove once we are confident the action is working
-    continue-on-error: true
-    timeout-minutes: 30
-    steps:
-      - uses: actions/checkout@93ea575cb5d8a053eaa0ac8fa3b40d7e05a33cc8 # v3.1.0
-
-      - name: Check for backend file changes
-        uses: getsentry/paths-filter@4512585405083f25c027a35db413c2b3b9006d50 # v2.11.1
-        id: changes
-        with:
-          token: ${{ github.token }}
-          filters: .github/file-filters.yml
-      - name: Run Sentry self-hosted e2e CI
-        if: steps.changes.outputs.backend_all == 'true'
-        uses: getsentry/action-self-hosted-e2e-tests@3f39ef5bbb432f3f1d163f7e312e8425de2244c7
-        with:
-          project_name: sentry
-          image_url: us.gcr.io/sentryio/sentry:${{ github.event.pull_request.head.sha || github.sha }}
-          docker_repo: getsentry/sentry
-          docker_password: ${{ secrets.DOCKER_HUB_RW_TOKEN }}