remove retry

Test if there is a large amount of flaky test, goal would
be to mark them individually with:
tailscale.com/cmd/testwrapper/flakytest

to encourage fixing them instead of leaving them broken.

This might be pointless as we might be flaking due to gh
actions low resources.

Signed-off-by: Kristoffer Dalby <kristoffer@tailscale.com>

.github/workflows/test-integration.yaml

@@ -118,13 +118,10 @@ jobs:
         if: steps.changed-files.outputs.files == 'true'
         continue-on-error: true
       - name: Run Integration Test
-        uses: Wandalen/wretry.action@master
         if: steps.changed-files.outputs.files == 'true'
         env:
           USE_POSTGRES: ${{ matrix.database == 'postgres' && '1' || '0' }}
-        with:
-          attempt_limit: 5
-          command: |
+        run: |
             nix develop --command -- docker run \
               --tty --rm \
               --volume ~/.cache/hs-integration-go:/go \