chore(deps): update dependency simplecov-cobertura to v3.1.2

Author: renovate[bot]

Gemfile.lock

@@ -130,7 +130,7 @@ GEM
       docile (~> 1.1)
       simplecov-html (~> 0.11)
       simplecov_json_formatter (~> 0.1)
-    simplecov-cobertura (3.1.0)
+    simplecov-cobertura (3.1.2)
       rexml
       simplecov (~> 0.19)
     simplecov-html (0.13.2)