add parantheses to calls

Author: jyaistMap

guide/02-api-overview/release_notes_241.ipynb

@@ -49,9 +49,9 @@
     "   * [`prepare_data()`](/python/latest/api-reference/arcgis.learn.toc.html#arcgis.learn.prepare_data)\n",
     "     * Remove warnings regarding status for various *torchvision* namespaces\n",
     "* [Inferencing Methods](/python/latest/api-reference/arcgis.learn.toc.html#inferencing-methods)\n",
-    "   * [`classify_objects`](/python/latest/api-reference/arcgis.learn.toc.html#classify-objects)\n",
+    "   * [`classify_objects()`](/python/latest/api-reference/arcgis.learn.toc.html#classify-objects)\n",
     "     * Fixes error where *threshold* is ignored when using *input_features* argument\n",
-    "   * [`classify_pixels`](/python/latest/api-reference/arcgis.learn.toc.html#classify-pixels)\n",
+    "   * [`classify_pixels()`](/python/latest/api-reference/arcgis.learn.toc.html#classify-pixels)\n",
     "     * Fixes tool failure because of inability to load *HEDEdgeDetector* model\n",
     "* [Model Management](/python/latest/api-reference/arcgis.learn.toc.html#model-management)\n",
     "   * [`train_model()`](/python/latest/api-reference/arcgis.learn.toc.html#arcgis.learn.train_model)\n",