Bump simplecov-json from 0.2 to 0.2.3

Bumps [simplecov-json](https://github.com/vicentllongo/simplecov-json) from 0.2 to 0.2.3.
- [Commits](https://github.com/vicentllongo/simplecov-json/commits)

---
updated-dependencies:
- dependency-name: simplecov-json
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Gemfile.lock

@@ -48,7 +48,7 @@ GEM
       multi_xml (>= 0.5.2)
     i18n (1.14.1)
       concurrent-ruby (~> 1.0)
-    json (2.5.1)
+    json (2.6.1)
     json_pure (1.8.6)
     locale (2.1.3)
     method_source (1.0.0)
@@ -134,8 +134,8 @@ GEM
       docile (~> 1.1.0)
       json (>= 1.8, < 3)
       simplecov-html (~> 0.10.0)
-    simplecov-html (0.10.1)
-    simplecov-json (0.2)
+    simplecov-html (0.10.2)
+    simplecov-json (0.2.3)
       json
       simplecov
     text (1.3.1)