Fix EqualityComparable.__eq__ typing

discord/mixins.py

@@ -22,24 +22,20 @@ FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 DEALINGS IN THE SOFTWARE.
 """
 
-from typing import TypeVar
-
 __all__ = (
     'EqualityComparable',
     'Hashable',
 )
 
-E = TypeVar('E', bound='EqualityComparable')
-
 class EqualityComparable:
     __slots__ = ()
 
     id: int
 
-    def __eq__(self: E, other: E) -> bool:
+    def __eq__(self, other: object) -> bool:
         return isinstance(other, self.__class__) and other.id == self.id
 
-    def __ne__(self: E, other: E) -> bool:
+    def __ne__(self, other: object) -> bool:
         if isinstance(other, self.__class__):
             return other.id != self.id
         return True