Update heading for style.

Author: Andy Churchard

articles/operator-service-manager/concepts-expose-parameters-configuration-group-schema.md

@@ -77,7 +77,7 @@ The AOSM CLI builds an NFDV that exposes the `required` parameter in the `deploy
 > [!IMPORTANT]
 > The AOSM CLI validates that the default `values.yaml` file in the helm chart is consistent with the chart by running `helm template`. The CLI raises an error if this `helm template` command fails.
 
-## Exposing all parameters
+## Expose all parameters
 
 The Azure AOSM CLI Extension supports making all parameters configurable. The required configuration in the input file generated by `az aosm nfd generate-config` is: