Remove some test skips (#1554)

Author: jacobtylerwalls

tests/unittest_builder.py

@@ -93,9 +93,6 @@ def test_callfunc_lineno(self) -> None:
             self.assertEqual(arg.fromlineno, 10 + i)
             self.assertEqual(arg.tolineno, 10 + i)
 
-    @pytest.mark.skip(
-        "FIXME  http://bugs.python.org/issue10445 (no line number on function args)"
-    )
     def test_function_lineno(self) -> None:
         stmts = self.astroid.body
         # on line 15:

tests/unittest_nodes.py

@@ -847,9 +847,6 @@ def test_as_string(self) -> None:
 
 
 class ArgumentsNodeTC(unittest.TestCase):
-    @pytest.mark.skip(
-        "FIXME  http://bugs.python.org/issue10445 (no line number on function args)"
-    )
     def test_linenumbering(self) -> None:
         ast = builder.parse(
             """