Update prepare.yml

.github/workflows/prepare.yml

@@ -10,22 +10,7 @@ jobs:
   job1:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
-    - name: Install docker
-      run: |
-        apt-get update
-        apt-get install ca-certificates curl gnupg
-        install -m 0755 -d /etc/apt/keyrings
-        curl -fsSL https://download.docker.com/linux/ubuntu/gpg | gpg --dearmor -o /etc/apt/keyrings/docker.gpg
-        chmod a+r /etc/apt/keyrings/docker.gpg
-        echo \
-        "deb [arch="$(dpkg --print-architecture)" signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu \
-        "$(. /etc/os-release && echo "$VERSION_CODENAME")" stable" | \
-        tee /etc/apt/sources.list.d/docker.list > /dev/null
-        apt-get update
-        apt-get install docker-ce docker-ce-cli containerd.io docker-buildx-plugin docker-compose-plugin
-
-      
+    - uses: actions/checkout@v3      
     - name: Build the Docker image
       run: docker build $DOCKER_OPTS -t docker_image:ol8 --build-arg OS_DISTRO=oraclelinux --build-arg OS_RELEASE=8 -f docker/Dockerfile .
   job2: