Add failing no import * star test

Author: saulshanabrook

python/tests/test_no_import_star.py

@@ -0,0 +1,12 @@
+import egglog as el
+
+
+def test_no_import_star():
+    """
+    https://github.com/egraphs-good/egglog-python/issues/210
+    """
+
+    class Num(el.Expr):
+        def __init__(self, value: el.i64Like) -> None: ...
+
+    Num(1)  # gets an error "NameError: name 'i64' is not defined"