Update Debian.yml

Author: qiaofeng1227

roles/couchdb/tasks/Debian.yml

@@ -3,6 +3,7 @@
   shell: |
     curl -L https://couchdb.apache.org/repo/bintray-pubkey.asc | apt-key add -
     echo "deb https://apache.bintray.com/couchdb-deb bionic main" | tee -a /etc/apt/sources.list
+    
 # install couchdb
 - name: Install CouchDB
   shell: |