[CI][MiniCPM-o] Disable Seed-TTS shuffle in MiniCPM-o 4.5 perf benches (#6140)

Signed-off-by: amy-why-3459 <wuhaiyan17@huawei.com>

tests/dfx/perf/tests/test_minicpmo_4_5.json

@@ -39,6 +39,7 @@
           8
         ],
         "no_oversample": true,
+        "disable_shuffle": true,
         "trust_remote_code": true,
         "seed_tts_locale": "en",
         "extra_body": {
@@ -123,6 +124,7 @@
           8
         ],
         "no_oversample": true,
+        "disable_shuffle": true,
         "trust_remote_code": true,
         "seed_tts_locale": "en",
         "extra_body": {

tests/dfx/perf/tests/test_minicpmo_4_5_duplex_seed_tts.json

@@ -35,6 +35,7 @@
           1
         ],
         "no_oversample": true,
+        "disable_shuffle": true,
         "trust_remote_code": true,
         "seed_tts_locale": "en",
         "seed_tts_turns_per_session": 4,

tests/dfx/perf/tests/test_minicpmo_4_5_ready.json

@@ -37,6 +37,7 @@
           4
         ],
         "no_oversample": true,
+        "disable_shuffle": true,
         "trust_remote_code": true,
         "seed_tts_locale": "en",
         "extra_body": {