fix gem deps

Author: terrywbrady

mrt-inttest-services/mock-merritt-it/Gemfile

@@ -3,6 +3,7 @@
 source 'https://rubygems.org'
 gem 'mustache'
 gem 'redcarpet'
+gem 'rackup'
 gem 'rubocop'
 gem 'sinatra'
 gem 'thin'

mrt-inttest-services/mock-merritt-it/Gemfile.lock

@@ -21,6 +21,9 @@ GEM
       rack (>= 3.0.0, < 4)
     rack-session (2.0.0)
       rack (>= 3.0.0)
+    rackup (2.1.0)
+      rack (>= 3)
+      webrick (~> 1.8)
     rainbow (3.1.1)
     redcarpet (3.6.0)
     regexp_parser (2.9.0)
@@ -52,12 +55,14 @@ GEM
       rack (>= 1.0.0)
     tilt (2.3.0)
     unicode-display_width (2.5.0)
+    webrick (1.8.1)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
   mustache
+  rackup
   redcarpet
   rubocop
   sinatra