bitbake: bb.tests.data: don't require the func flag for context functions

Update test_python_snippet_function_reference to not require the 'func'
flag, now that we know the real function will be returned for context
functions without the flag.

(Bitbake rev: 83f41281ec3d9b4327ffc8e2312e1fb8f53cbf02)

Signed-off-by: Christopher Larson <kergoth@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

bitbake/lib/bb/tests/data.py

@@ -80,7 +80,6 @@ class DataExpansions(unittest.TestCase):
     def test_python_snippet_function_reference(self):
         self.d.setVar("TESTVAL", "testvalue")
         self.d.setVar("testfunc", 'd.getVar("TESTVAL")')
-        self.d.setVarFlag("testfunc", "func", "1")
         context = bb.utils.get_context()
         context["testfunc"] = lambda d: d.getVar("TESTVAL")
         val = self.d.expand("${@testfunc(d)}")