change: documentation updates for trcomp

Co-authored-by: Miyoung <[email protected]>

Author: Lokiiiiii

src/sagemaker/training_compiler/config.py

@@ -124,7 +124,7 @@ def validate(
 
         Args:
             estimator (str): A estimator object
-                If SageMaker Training Compiler is enabled, it will validate whether
+                When SageMaker Training Compiler is enabled, it validates if
                 the estimator is configured to be compatible with Training Compiler.