Small cleanup to specs.

Author: aardvark179

spec/ruby/core/proc/new_spec.rb

@@ -200,6 +200,7 @@ def some_method
       prc = some_method { "hello" }
 
       prc.call.should == "hello"
+      prc.call { "fail" }.should == "hello"
     end
   end
 

spec/ruby/language/yield_spec.rb

@@ -20,7 +20,7 @@
       @y.ze { 42 }.should == 42
     end
 
-    it "passes nil as a named block" do
+    it "does not pass a named block to the block being yielded to" do
       @y.z() { |&block| block == nil }.should == true
     end
   end