Update minitest-difftastic to ~> 0.2

Gemfile

@@ -70,7 +70,7 @@ group :development, :test do
   # See https://guides.rubyonrails.org/debugging_rails_applications.html#debugging-with-the-debug-gem
   gem "debug", platforms: %i[mri windows]
   gem "byebug", "~> 11.1"
-  gem "minitest-difftastic"
+  gem "minitest-difftastic", "~> 0.2"
 end
 
 group :development do

Gemfile.lock

@@ -149,13 +149,19 @@ GEM
       irb (~> 1.10)
       reline (>= 0.3.8)
     device_detector (1.1.3)
-    difftastic (0.2.0)
-    difftastic (0.2.0-arm64-darwin)
-    difftastic (0.2.0-x86_64-darwin)
-    difftastic (0.2.0-x86_64-linux)
+    difftastic (0.6.0)
+      pretty_please
+    difftastic (0.6.0-arm64-darwin)
+      pretty_please
+    difftastic (0.6.0-x86_64-darwin)
+      pretty_please
+    difftastic (0.6.0-x86_64-linux)
+      pretty_please
     diffy (3.4.3)
     discard (1.4.0)
       activerecord (>= 4.2, < 9.0)
+    dispersion (0.2.0)
+      prism
     docile (1.4.1)
     dockerfile-rails (1.7.3)
       rails (>= 3.0.0)
@@ -333,8 +339,8 @@ GEM
     minisky (0.4.0)
       base64 (~> 0.1)
     minitest (5.25.4)
-    minitest-difftastic (0.1.2)
-      difftastic (~> 0.2)
+    minitest-difftastic (0.2.1)
+      difftastic (~> 0.6)
     mission_control-jobs (1.0.1)
       actioncable (>= 7.1)
       actionpack (>= 7.1)
@@ -402,6 +408,8 @@ GEM
       racc
     pp (0.6.2)
       prettyprint
+    pretty_please (0.1.1)
+      dispersion (~> 0.2)
     prettyprint (0.2.0)
     prism (1.3.0)
     prop_initializer (0.2.0)
@@ -664,7 +672,7 @@ DEPENDENCIES
   meilisearch-rails (= 0.14.2)
   meta-tags (~> 2.18)
   minisky (~> 0.4.0)
-  minitest-difftastic
+  minitest-difftastic (~> 0.2)
   mission_control-jobs
   omniauth
   omniauth-github