Gemfile in pact_broker-1.4.0

- old
+ new

@@ -1,5 +1,5 @@
 source 'https://rubygems.org'
 
-gem "pact_broker"
+gem "pact_broker", "~>1.4"
 gem "sqlite3" # Replace with your choice of database driver eg. mysql2
 gem "thin" # Keep, or replace with your choice of web server
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