Change to graceVersion of the app info

Closes gh-1085

Author: rainboyan

grace-plugin-management/src/main/groovy/org/grails/boot/actuate/endpoint/AppInfoContributor.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2022 the original author or authors.
+ * Copyright 2021-2025 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -36,7 +36,7 @@ public void contribute(Info.Builder builder) {
         Map<String, String> appInfo = Maps.of(
                 "name", Metadata.getCurrent().getApplicationName(),
                 "version", Metadata.getCurrent().getApplicationVersion(),
-                "grailsVersion", Metadata.getCurrent().getGrailsVersion(),
+                "graceVersion", Metadata.getCurrent().getGrailsVersion(),
                 "servletVersion", Metadata.getCurrent().getServletVersion());
         builder.withDetail("app", appInfo);
     }