Try to fix nb sanitizer

pysr/test/nb_sanitize.cfg

@@ -1,3 +1,3 @@
 [pathnames]
-regex: ^[a-zA-Z0-9_\-/]+/pysr/sr\.py
+regex: /[a-zA-Z0-9_\- .\/]+/pysr/sr\.py
 replace: PATH

pysr/test/test.py

@@ -100,7 +100,7 @@ class TestPipeline(unittest.TestCase):
         self.assertEqual(model.julia_options_.turbo, True)
 
     def test_multiline_seval(self):
-        if jl.seval('VERSION >= v"1.9"'):
+        if jl.seval('VERSION >= v"1.9.0-DEV.0"'):
             # The user should be able to run multiple things in a single seval call:
             num = jl.seval(
                 """