Merge pull request #157 from pact-foundation/deps/update_json

chore(deps): update json gem to 2.10.2

Author: YOU54F

Gemfile.lock

@@ -42,7 +42,7 @@ GEM
       csv
       mini_mime (>= 1.0.0)
       multi_xml (>= 0.5.2)
-    json (2.10.1)
+    json (2.10.2)
     jsonpath (1.1.5)
       multi_json
     logger (1.6.6)