chore(deps): bump thor from 1.3.2 to 1.4.0 in /pact_broker (#269)

---
updated-dependencies:
- dependency-name: thor
  dependency-version: 1.4.0
  dependency-type: indirect
...

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Author: dependabot[bot]

pact_broker/Gemfile.lock

@@ -166,7 +166,7 @@ GEM
       concurrent-ruby (~> 1.0)
     table_print (1.5.7)
     temple (0.10.3)
-    thor (1.3.2)
+    thor (1.4.0)
     tilt (2.6.1)
     trailblazer-option (0.1.2)
     uber (0.1.0)