FIX remove blank lines

tests/test_transforms_date.py

@@ -65,5 +65,3 @@ def test_currentHour24(self):
     def test_currentDay(self):
         result = self.jexl.evaluate('0|currentDay', {})
         self.assertEqual(result, 1)
-
-

tests/test_transforms_interpolation.py

@@ -99,4 +99,3 @@ def test_valueResolver(self):
 
         # Invalid usage (unknown value)
         self.assertRaises(ValueError, self.jexl.evaluate, '"UNKNOWN"|' + expr, {})
-

tests/test_transforms_misc.py

@@ -28,7 +28,6 @@ class TestTransformsMisc(unittest.TestCase):
     def setUp(self) -> None:
         self.jexl = JEXL()
 
-
     def test_typeOf(self):
         context = {"a": "text", "b": 7, "c": 7.4, "d": True, "e": None, "f": {}, "g": []}
         result = self.jexl.evaluate('a|typeOf', context)

tests/test_transforms_string.py

@@ -53,7 +53,6 @@ def test_substring(self):
         result = self.jexl.evaluate('c|substring(3,6)', context)
         self.assertEqual(result, 'ven')
 
-
     def test_includes(self):
         context = {'c': 'aGivenString'}
         result = self.jexl.evaluate('c|includes("Given")', context)