!12874 delete useless argument for psenet

From: @yuzhenhua666
Reviewed-by: @wuxuejian,@oacjiewen
Signed-off-by: @oacjiewen

model_zoo/official/cv/psenet/src/config.py

@@ -48,7 +48,4 @@ config = ed({
     "TEST_ROOT_DIR": "psenet/ic15/",
     "TEST_BUFFER_SIZE": 4,
     "TEST_DROP_REMAINDER": False,
-
-    # air config
-    "air_filename": "psenet_bs_1",
 })