Update stdlib/@tests/test_cases/check_codecs.py

Author: brianschubert

stdlib/@tests/test_cases/check_codecs.py

@@ -11,10 +11,3 @@
 
 assert_type(codecs.decode("ab", "hex"), bytes)
 assert_type(codecs.decode(b"ab", "hex"), bytes)
-
-assert_type(codecs.escape_decode("ab"), tuple[bytes, int])
-assert_type(codecs.escape_decode(b"ab"), tuple[bytes, int])
-
-decoded, consumed = codecs.escape_decode(b"ab")
-assert_type(decoded, bytes)
-assert_type(consumed, int)