[chore] Remove Gemfile.lock from examples

The maintenance overhead is a pain, and it makes it harder to use them from source. We can probably manage these just fine with version constraints, so let's try that.

(cherry picked from commit 9b75601)

Author: chadlwilson

.gitignore

@@ -3,6 +3,7 @@ target
 *.log
 log
 activemq-data
+examples/*/Gemfile.lock
 examples/*/tmp
 examples/*/work
 examples/*/*.war

examples/camping/Gemfile

@@ -2,11 +2,11 @@ source 'https://rubygems.org'
 
 ruby '~> 3.1.0'
 
-gem 'camping'
-gem 'rack', '~> 2.2'
+gem 'camping', '< 3'
+gem 'rack', '~> 2.2.0'
 
 group :development do
   if !ENV['WARBLER_SRC']; gem 'warbler' else gem 'warbler', path: '../../../warbler' end
   if !ENV['JRUBY_RACK_SRC']; gem 'jruby-rack' else gem 'jruby-rack', path: '../../target' end
-  gem 'jruby-jars', '< 10'
+  gem 'jruby-jars', '~> 9.4.0'
 end

examples/camping/Gemfile.lock

@@ -3,11 +3,11 @@ source 'https://rubygems.org'
 ruby '~> 3.1.0'
 
 gem 'rails', '~> 7.2.0'
-gem 'rack', '~> 2.2'
+gem 'rack', '~> 2.2.0'
 gem 'sprockets-rails'
 
 group :development do
   if !ENV['WARBLER_SRC']; gem 'warbler' else gem 'warbler', path: '../../../warbler' end
   if !ENV['JRUBY_RACK_SRC']; gem 'jruby-rack' else gem 'jruby-rack', path: '../../target' end
-  gem 'jruby-jars', '< 10'
+  gem 'jruby-jars', '~> 9.4.0'
 end

examples/rails7/Gemfile

@@ -2,11 +2,11 @@ source 'https://rubygems.org'
 
 ruby '~> 3.1.0'
 
-gem 'sinatra'
-gem 'rack', '~> 2.2'
+gem 'sinatra', '< 4'
+gem 'rack', '~> 2.2.0'
 
 group :development do
   if !ENV['WARBLER_SRC']; gem 'warbler' else gem 'warbler', path: '../../../warbler' end
   if !ENV['JRUBY_RACK_SRC']; gem 'jruby-rack' else gem 'jruby-rack', path: '../../target' end
-  gem 'jruby-jars', '< 10'
+  gem 'jruby-jars', '~> 9.4.0'
 end