remove aws runners

.github/workflows/gradle.yml

@@ -94,39 +94,12 @@ jobs:
   #      - run: |
   #          echo '${{ toJSON(needs) }}'
 
-  # In case of self-hosted EC2 errors, remove this block.
-  start-platform-build-runner:
-    name: "Platform: Start Build EC2 Runner"
-    needs:
-      - changes
-    # Because scheduled builds on main require us to skip the changes job. Use always() to force this to run on main.
-    if: needs.changes.outputs.backend == 'true' || needs.changes.outputs.build == 'true' || (always() && github.ref == 'refs/heads/main')
-    timeout-minutes: 10
-    runs-on: ubuntu-latest
-    outputs:
-      label: ${{ steps.start-ec2-runner.outputs.label }}
-      ec2-instance-id: ${{ steps.start-ec2-runner.outputs.ec2-instance-id }}
-    steps:
-      - name: Checkout Airbyte
-        uses: actions/checkout@v3
-      - name: Check PAT rate limits
-        run: |
-          ./tools/bin/find_non_rate_limited_PAT \
-            ${{ secrets.GH_PAT_BUILD_RUNNER_OSS }} \
-            ${{ secrets.GH_PAT_BUILD_RUNNER_BACKUP }}
-      - name: Start AWS Runner
-        id: start-ec2-runner
-        uses: ./.github/actions/start-aws-runner
-        with:
-          aws-access-key-id: ${{ secrets.SELF_RUNNER_AWS_ACCESS_KEY_ID }}
-          aws-secret-access-key: ${{ secrets.SELF_RUNNER_AWS_SECRET_ACCESS_KEY }}
-          github-token: ${{ env.PAT }}
   platform-build:
     name: "Platform: Build"
-    # In case of self-hosted EC2 errors, remove the next two lines and uncomment the currently commented out `runs-on` line.
-    needs: start-platform-build-runner # required to start the main job when the runner is ready
-    runs-on: ${{ needs.start-platform-build-runner.outputs.label }} # run the job on the newly created runner
-    timeout-minutes: 90
+    # At the time of writing, using the beefier AWS runners made this step take 7 minutes instead of 10 minutes
+    # on the stock runners. Since no developer iteration loop depends on this, we use the stock gh runners. If
+    # we need to bring back the AWS runners, checkout 98f3e85a9ea2634298653642b18ac38fd1b85929 as a reference.
+    runs-on: ubuntu-latest
     steps:
       - name: Checkout Airbyte
         uses: actions/checkout@v3
@@ -187,39 +160,6 @@ jobs:
       #      - name: Get Docker Space
       #        run: docker run --rm busybox df -h
 
-  # In case of self-hosted EC2 errors, remove this block.
-  stop-platform-build-runner:
-    name: "Platform: Stop Build EC2 Runner"
-    timeout-minutes: 10
-    needs:
-      - start-platform-build-runner # required to get output from the start-runner job
-      - platform-build # required to wait when the main job is done
-    runs-on: ubuntu-latest
-    # Always is required to stop the runner even if the previous job has errors. However always() runs even if the previous step is skipped.
-    # Thus, we check for skipped here.
-    if: ${{ always() && needs.start-platform-build-runner.result != 'skipped'}}
-    steps:
-      - name: Configure AWS credentials
-        uses: aws-actions/configure-aws-credentials@v1
-        with:
-          aws-access-key-id: ${{ secrets.SELF_RUNNER_AWS_ACCESS_KEY_ID }}
-          aws-secret-access-key: ${{ secrets.SELF_RUNNER_AWS_SECRET_ACCESS_KEY }}
-          aws-region: us-east-2
-      - name: Checkout Airbyte
-        uses: actions/checkout@v3
-      - name: Check PAT rate limits
-        run: |
-          ./tools/bin/find_non_rate_limited_PAT \
-            ${{ secrets.GH_PAT_BUILD_RUNNER_OSS }} \
-            ${{ secrets.GH_PAT_BUILD_RUNNER_BACKUP }}
-      - name: Stop EC2 runner
-        uses: airbytehq/[email protected]
-        with:
-          mode: stop
-          github-token: ${{ env.PAT }}
-          label: ${{ needs.start-platform-build-runner.outputs.label }}
-          ec2-instance-id: ${{ needs.start-platform-build-runner.outputs.ec2-instance-id }}
-
   notify-failure-slack-channel:
     name: "Notify Slack Channel on Build Failures"
     runs-on: ubuntu-latest