fix(ci) remove install ssh step (#245)

Author: cgoetz-inovex

.github/workflows/ci.yaml

@@ -15,11 +15,6 @@ jobs:
         go-version: ["1.21", "1.22", "1.23"]
     runs-on: ${{ matrix.os }}
     steps:
-      - name: Install SSH Key
-        uses: shimataro/ssh-key-action@v2
-        with:
-          key: ${{ secrets.SSH_PRIVATE_KEY }}
-          known_hosts: ${{ vars.SSH_KNOWN_HOSTS }}
       - name: Install Java
         uses: actions/setup-java@v4
         with: