Fix misspellings [ci skip]

lib/rubygems/gemcutter_utilities.rb

@@ -260,8 +260,8 @@ module Gem::GemcutterUtilities
   end
 
   def get_key_name(scope)
-    hostname = Socket.gethostname || "unkown-host"
-    user = ENV["USER"] || ENV["USERNAME"] || "unkown-user"
+    hostname = Socket.gethostname || "unknown-host"
+    user = ENV["USER"] || ENV["USERNAME"] || "unknown-user"
     ts = Time.now.strftime("%Y%m%d%H%M%S")
     default_key_name = "#{hostname}-#{user}-#{ts}"
 

spec/bundler/runtime/inline_spec.rb

@@ -383,7 +383,7 @@ RSpec.describe "bundler/inline#gemfile" do
 
     realworld_system_gems "fileutils --version 1.4.1"
 
-    realworld_system_gems "fiddle" # not sure why, but this is needed on Windows to boot rubygems succesfully
+    realworld_system_gems "fiddle" # not sure why, but this is needed on Windows to boot rubygems successfully
 
     realworld_system_gems "timeout uri" # this spec uses net/http which requires these default gems
 

spec/bundler/runtime/setup_spec.rb

@@ -1316,7 +1316,7 @@ end
         expect(out).to eq("The Gemfile's dependencies are satisfied")
       end
 
-      # bundler respects paths specified direclty in RUBYLIB or RUBYOPT, and
+      # bundler respects paths specified directly in RUBYLIB or RUBYOPT, and
       # that happens when running ruby from the ruby-core setup. To
       # workaround, we manually remove those for these tests when they would
       # override the default gem.

spec/ruby/core/range/minmax_spec.rb

@@ -46,7 +46,7 @@ describe 'Range#minmax' do
       end
     end
 
-    it 'should return begining of range if beginning and end are equal without iterating the range' do
+    it 'should return beginning of range if beginning and end are equal without iterating the range' do
       @x.should_not_receive(:succ)
 
       (@x..@x).minmax.should == [@x, @x]