Add semicolon to end of bash command

Author: Bill Prin

.travis.yml

@@ -18,7 +18,7 @@ before_install:
 - openssl aes-256-cbc -K $encrypted_45d1b36fa803_key -iv $encrypted_45d1b36fa803_iv -in credentials.tar.gz.enc -out credentials.tar.gz -d
 # If the SDK is not already cached, download it and unpack it
 - if [ ! -d $HOME/google-cloud-sdk ]; 
-    curl https://sdk.cloud.google.com | bash 
+    curl https://sdk.cloud.google.com | bash; 
   fi
 - tar -xzf credentials.tar.gz
 - mkdir -p lib