Fix issues from @angyaloliver's feedback

docs/examples/scibert.md

@@ -3,5 +3,5 @@
 This example shows how `great-ai` is used in practice at ScoutinScience. 
 
 <div style="display: flex; justify-content: center;" markdown>
-[:material-test-tube: Check out the code](/docs/examples/scibert){ .md-button .md-button--primary }
+[:material-test-tube: Check out the code](https://github.com/schmelczer/great-ai/tree/main/docs/examples/scibert){ .md-button .md-button--primary }
 </div>

docs/examples/simple/deploy.ipynb

@@ -62,7 +62,7 @@
     "\n",
     "@GreatAI.create\n",
     "@use_model(\"small-domain-prediction\", version=\"latest\")\n",
-    "@parameter(\"target_confidence\", validator=lambda c: 0 <= c <= 100)\n",
+    "@parameter(\"target_confidence\", validate=lambda c: 0 <= c <= 100)\n",
     "def predict_domain(\n",
     "    text: str, model: Pipeline, target_confidence: int = 50\n",
     ") -> MultiLabelClassificationOutput:\n",