Add missing 0.6b2 release note

--HG--
branch : setuptools-0.6
extra : convert_revision : svn%3A6015fed2-1504-0410-9fe1-9d1591cc4771/sandbox/branches/setuptools-0.6%4046593

EasyInstall.txt

@@ -1103,6 +1103,8 @@ Release Notes/Change History
  * Construct ``.pth`` file paths in such a way that installing an egg whose
    name begins with ``import`` doesn't cause a syntax error.
 
+ * Fixed a bogus warning message that wasn't updated since the 0.5 versions.
+
 0.6b1
  * Better ambiguity management: accept ``#egg`` name/version even if processing
    what appears to be a correctly-named distutils file, and ignore ``.egg``