Change learning-rate to learning rate

Change learning-rate to learning rate

openapi.yaml

@@ -404,7 +404,7 @@ paths:
                   type: number
                   format: float
                   default: 0.0
-                  description: The percent of steps at the start of training to linearly increase the learning-rate.
+                  description: The percent of steps at the start of training to linearly increase the learning rate.
                 suffix:
                   type: string
                   description: Suffix that will be added to your fine-tuned model name