Update docs/validations/validations-rules-reference.mdx

Co-authored-by: Abby Beizer <[email protected]>

docs/validations/validations-rules-reference.mdx

@@ -19,4 +19,4 @@ across all frames in a gameplay recording.
 
 ### Maximum Frame Time
 
-Assert that the maximum frame time of the gameplay recording is below a threshold. Frame time is the amount of time spent calculating and rendering a frame, and is measured in milliseconds. If a single frame exceeds the specified threshold, the rule will be violated.
+Assert that the maximum frame time of the gameplay recording does not exceed a threshold. Frame time is the amount of time spent calculating and rendering a frame, and is measured in milliseconds. If a single frame exceeds the specified threshold, the rule will be violated.