Switch test to fp8

Author: nikita-savelyevv

tests/openvino/test_exporters_cli.py

@@ -196,12 +196,12 @@ class OVCLIExportTestCase(unittest.TestCase):
         (
             "automatic-speech-recognition-with-past",
             "whisper",
-            "int8",
+            "f8e4m3",
             "--dataset librispeech --num-samples 1 --smooth-quant-alpha 0.9 --trust-remote-code",
             [14, 22, 21] if is_transformers_version("<=", "4.36.0") else [14, 22, 25],
-            [{"int8": 14}, {"int8": 21}, {"int8": 17}]
+            [{"f8e4m3": 14}, {"f8e4m3": 21}, {"f8e4m3": 17}]
             if is_transformers_version("<=", "4.36.0")
-            else [{"int8": 14}, {"int8": 22}, {"int8": 18}],
+            else [{"f8e4m3": 14}, {"f8e4m3": 22}, {"f8e4m3": 18}],
         ),
         (
             "text-generation",