Clean up server_args.py to have a dedicated function for model specific adjustments (#8983)

test/srt/test_mla_int8_deepseek_v3.py

@@ -10,6 +10,7 @@ from sglang.test.test_utils import (
     DEFAULT_TIMEOUT_FOR_SERVER_LAUNCH,
     DEFAULT_URL_FOR_TEST,
     CustomTestCase,
+    is_in_ci,
     popen_launch_server,
 )
 
@@ -112,6 +113,7 @@ class TestDeepseekV3MTPChannelInt8(CustomTestCase):
         self.assertGreater(avg_spec_accept_length, 2.5)
 
 
+@unittest.skipIf(is_in_ci(), "To reduce the CI execution time.")
 class TestMLADeepseekV3BlockInt8(CustomTestCase):
     @classmethod
     def setUpClass(cls):