add colorectal cancer model from yuwei zhang at stony brook

adds https://huggingface.co/kaczmarj/colorectal-resnet34.penn

wsinfer-zoo-registry.json

@@ -34,6 +34,11 @@
       "description": "Colorectal cancer tissue classification (Kather100K)",
       "hf_repo_id": "kaczmarj/colorectal-tiatoolbox-resnet50.kather100k",
       "hf_revision": "main"
+    },
+    "colorectal-resnet34.penn": {
+      "description": "Colorectal cancer tissue classification (Penn)",
+      "hf_repo_id": "kaczmarj/colorectal-resnet34.penn",
+      "hf_revision": "main"
     }
   }
 }