chore(deps): lock file maintenance (#43)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

Gemfile.lock

@@ -6,7 +6,7 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    diff-lcs (1.5.1)
+    diff-lcs (1.6.0)
     rake (13.2.1)
     rspec (3.13.0)
       rspec-core (~> 3.13.0)