nit update

Author: jtsodapop

CHANGELOG.md

@@ -2,7 +2,7 @@
 # Version 3.16.0 (2022-03-08)
 ## Added
 * Ability to fetch a model run with `client.get_model_run()`
-* Ability to fetch labels from a model run with `model_run.export_labels)`
+* Ability to fetch labels from a model run with `model_run.export_labels())`
     - Note: this is only Experimental. To use, client param `enable_experimental` should
     be set to true