Upgrade pry and pry-doc

To the lowest compatible with Ruby 3.3

Gemfile

@@ -2,11 +2,9 @@ source 'https://rubygems.org'
 
 gem 'rspec', '~> 3.4.0'
 gem 'rake', '~> 13.1'
-gem 'pry', '~> 0.11.0'
-gem 'pry-doc', '~> 0.9.0', require: false, platforms: :mri
-gem 'method_source', '>= 0.8.2'
+gem 'pry', '~> 0.14.2'
+gem 'pry-doc', '~> 0.13.5', require: false, platforms: :mri
 gem 'activesupport', '~> 4.1.11'
-gem 'yard', '~> 0.9.11'
 
 group :metrics do
   gem 'simplecov', require: false

Gemfile.lock

@@ -15,19 +15,19 @@ GEM
       concurrent-ruby (~> 1.0)
     json (1.8.6)
     json (1.8.6-java)
-    method_source (0.9.2)
+    method_source (1.0.0)
     minitest (5.11.3)
     multi_json (1.14.1)
-    pry (0.11.3)
-      coderay (~> 1.1.0)
-      method_source (~> 0.9.0)
-    pry (0.11.3-java)
-      coderay (~> 1.1.0)
-      method_source (~> 0.9.0)
+    pry (0.14.2)
+      coderay (~> 1.1)
+      method_source (~> 1.0)
+    pry (0.14.2-java)
+      coderay (~> 1.1)
+      method_source (~> 1.0)
       spoon (~> 0.0)
-    pry-doc (0.9.0)
-      pry (~> 0.9)
-      yard (~> 0.8)
+    pry-doc (0.13.5)
+      pry (~> 0.11)
+      yard (~> 0.9.11)
     rake (13.1.0)
     rspec (3.4.0)
       rspec-core (~> 3.4.0)
@@ -60,13 +60,11 @@ PLATFORMS
 
 DEPENDENCIES
   activesupport (~> 4.1.11)
-  method_source (>= 0.8.2)
-  pry (~> 0.11.0)
-  pry-doc (~> 0.9.0)
+  pry (~> 0.14.2)
+  pry-doc (~> 0.13.5)
   rake (~> 13.1)
   rspec (~> 3.4.0)
   simplecov
-  yard (~> 0.9.11)
 
 BUNDLED WITH
    2.3.27

spec/robe/sash/doc_for_spec.rb

@@ -43,10 +43,8 @@ def foo; end
   end
 
   it "mentions pry-doc when relevant" do
-    val = Pry.config.has_pry_doc
-    Pry.config.has_pry_doc = false
+    hide_const('PryDoc')
     struct = described_class.method_struct(String.instance_method(:gsub))
-    Pry.config.has_pry_doc = val
 
     if RUBY_ENGINE == "ruby"
       expect(struct.source).to be_nil
@@ -57,8 +55,7 @@ def foo; end
     end
   end
 
-  # FIXME: Drop compatibility with Ruby < 2.3 and upgrade pry-doc and bundler.
-  context "native methods", RUBY_VERSION >= "2.4" && :skip do
+  context "native methods", RUBY_VERSION >= "2.6" && :skip do
     let(:c) { described_class }
 
     context "String#gsub info fields" do