[rubygems/rubygems] Remove spec filters

These should always run.

ruby/rubygems@0818eb104f

Author: deivid-rodriguez

spec/bundler/commands/cache_spec.rb

@@ -211,7 +211,7 @@
   end
 
   context "with --all-platforms" do
-    it "puts the gems in vendor/cache even for other rubies", bundler: ">= 2.4.0" do
+    it "puts the gems in vendor/cache even for other rubies" do
       gemfile <<-D
         source "https://gem.repo1"
         gem 'myrack', :platforms => [:ruby_20, :windows_20]
@@ -221,7 +221,7 @@
       expect(bundled_app("vendor/cache/myrack-1.0.0.gem")).to exist
     end
 
-    it "puts the gems in vendor/cache even for legacy windows rubies", bundler: ">= 2.4.0" do
+    it "puts the gems in vendor/cache even for legacy windows rubies" do
       gemfile <<-D
         source "https://gem.repo1"
         gem 'myrack', :platforms => [:ruby_20, :x64_mingw_20]