Fix block commands in setup script

.gitlab-ci.yml

@@ -20,7 +20,8 @@ before_script:
   # Fix perms on the playbook root
   - chmod -R 0750 .
   # Join the Zerotier management network
-  - [ -n "$ZEROTIER_NETWORK_ID" ] && \
+  - |
+    [ -n "$ZEROTIER_NETWORK_ID" ] && \
     wget -qO - https://raw.githubusercontent.com/zerotier/ZeroTierOne/master/doc/contact%40zerotier.com.gpg | apt-key add - && \
     echo "deb http://download.zerotier.com/debian/buster buster main" >> /etc/apt/sources.list && \
     apt update && \
@@ -32,7 +33,8 @@ before_script:
   # Get ready for execution
   - ansible-galaxy install -r roles/requirements.yml -p roles
 after_script:
-  - [ -n "$ZEROTIER_NETWORK_ID" ] && \
+  - |
+    [ -n "$ZEROTIER_NETWORK_ID" ] && \
     zerotier-cli leave "$ZEROTIER_NETWORK_ID"
 
 Lint: