fix: processor class in preprocessor_config.json

preprocessor_config.json

@@ -11,6 +11,7 @@
     0.4578275,
     0.40821073
   ],
+  "processor_class": "JinaCLIPProcessor",
   "resize_mode": "shortest",
   "size": 224,
   "std": [
@@ -18,4 +19,4 @@
     0.26130258,
     0.27577711
   ]
-}
+}