Fix Paginator properties mistyped as Callables (#193)

Co-authored-by: Nick Sweeting <git@sweeting.me>

django-stubs/core/paginator.pyi

@@ -32,7 +32,9 @@ class Paginator:
     def validate_number(self, number: Optional[Union[float, str]]) -> int: ...
     def get_page(self, number: Optional[int]) -> Page: ...
     def page(self, number: Union[int, str]) -> Page: ...
+    @property
     def count(self) -> int: ...
+    @property
     def num_pages(self) -> int: ...
     @property
     def page_range(self) -> range: ...

scripts/enabled_test_modules.py

@@ -230,6 +230,9 @@ IGNORED_ERRORS = {
         'Item "OneToOneField[Union[Place, Combinable], Place]" '
         + 'of "Union[OneToOneField[Union[Place, Combinable], Place], Any]"',
     ],
+    'pagination': [
+        '"int" not callable',
+    ],
     'postgres_tests': [
         'DummyArrayField',
         'DummyJSONField',