Gemfile.lock in train-tax-calculator-2.3.0 vs Gemfile.lock in train-tax-calculator-2.3.1

@@ -1,8 +1,8 @@
 PATH
   remote: .
   specs:
-    train-tax-calculator (2.2.6)
+    train-tax-calculator (2.3.0)
 
 GEM
   remote: https://rubygems.org/
   specs:
     coderay (1.1.2)