* lib/rubygems.rb, lib/rubygems/*, test/rubygems/*: Update

  rubygems to 2.6.8.
  Release note of 2.6.8: https://github.com/rubygems/rubygems/commit/9fb8880976f5ab998912898b091d88aa10eb1d4a

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56525 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 8 insertions, 1 deletions

diff --git a/test/rubygems/test_gem_specification.rb b/test/rubygems/test_gem_specification.rb
index 46828e05ad..4131a376c9 100644
--- a/test/rubygems/test_gem_specification.rb
+++ b/test/rubygems/test_gem_specification.rb
@@ -3080,7 +3080,7 @@ Did you mean 'Ruby'?
         end
       end
 
-      err = 'specification_version must be an Integer (did you mean version?)'
+      err = 'specification_version must be a Integer (did you mean version?)'
       assert_equal err, e.message
     end
   end
@@ -3389,6 +3389,13 @@ end
     end
   end
 
+  def test_find_by_name_with_only_prereleases
+    q = util_spec "q", "2.a"
+    install_specs q
+
+    assert Gem::Specification.find_by_name "q"
+  end
+
   def test_find_by_name_prerelease
     b = util_spec "b", "2.a"