Correct version info regarding lookupDefault deprecation (#274)

Author: sjakobi

Data/HashMap/Base.hs

@@ -713,7 +713,7 @@ findWithDefault def k t = case lookup k t of
 -- | /O(log n)/ Return the value to which the specified key is mapped,
 -- or the default value if this map contains no mapping for the key.
 --
--- DEPRECATED: lookupDefault is deprecated as of version 0.2.10, replaced
+-- DEPRECATED: lookupDefault is deprecated as of version 0.2.11, replaced
 -- by 'findWithDefault'.
 lookupDefault :: (Eq k, Hashable k)
               => v          -- ^ Default value to return.