bitbake: lib: Drop now unneeded update_data calls

Now that the datastore works dynamically we don't need the update_data calls
so we can just remove them. They're not actually done anything at all for
a while.

(Bitbake rev: 2300beb50333bb620013b058a7309e7f2042101d)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

bitbake/lib/bb/data_smart.py

@@ -976,7 +976,6 @@ class DataSmart(MutableMapping):
         data = {}
         d = self.createCopy()
         bb.data.expandKeys(d)
-        bb.data.update_data(d)
 
         config_whitelist = set((d.getVar("BB_HASHCONFIG_WHITELIST") or "").split())
         keys = set(key for key in iter(d) if not key.startswith("__"))