fix: import structure in tests

Author: joamag

src/appier/test/log.py

@@ -37,8 +37,6 @@
 
 import appier
 
-from appier import log
-
 
 class LogTest(unittest.TestCase):
     def test_silent_value(self):
@@ -209,23 +207,23 @@ def test_in_signature(self):
         def sample(a, b, secure=None):
             pass
 
-        result = log.in_signature(sample, "secure")
+        result = appier.in_signature(sample, "secure")
 
         self.assertEqual(result, True)
 
     def test_in_signature_missing(self):
         def sample(a, b):
             pass
 
-        result = log.in_signature(sample, "secure")
+        result = appier.in_signature(sample, "secure")
 
         self.assertEqual(result, False)
 
     def test_in_signature_args(self):
         def sample(a, b, secure):
             pass
 
-        result = log.in_signature(sample, "secure")
+        result = appier.in_signature(sample, "secure")
 
         self.assertEqual(result, True)