[NPU] NPU quantization refactoring & more quantization formats support (#14504)

Co-authored-by: TamirBaydasov <mr.jeijy@gmail.com>
Co-authored-by: Tamir Baydasov <41994229+TamirBaydasov@users.noreply.github.com>
Co-authored-by: Савкин Артем <savkinartem@MacBook-Air-Viktoria.local>
Co-authored-by: Edward Shogulin <edward.shogulin@gmail.com>

test/manual/ascend/test_ascend_w8a8_quantization.py

@@ -45,8 +45,6 @@ class TestAscendW8A8(CustomTestCase):
                 "npu",
                 "--attention-backend",
                 "ascend",
-                "--quantization",
-                "w8a8_int8",
             ],
         )