Use backticks for Markdown code formatting in @Description (#443)

Author: fsteeg

metafacture-json/src/main/java/org/metafacture/json/JsonValidator.java

@@ -44,9 +44,9 @@
  * @author Fabian Steeg (fsteeg)
  */
 @Description("Validate JSON against a given schema, send only valid input to the receiver. Pass the schema location to validate against. " +
-        "Set 'schemaRoot' for resolving sub-schemas referenced in '$id' or '$ref' (defaults to the classpath root: '/'). " +
-        "Write valid and/or invalid output to locations specified with 'writeValid' and 'writeInvalid'." +
-        "Set the JSON key for the record ID value with 'idKey' (for logging output, defaults to 'id').")
+        "Set `schemaRoot` for resolving sub-schemas referenced in `$id` or `$ref` (defaults to the classpath root: `/`). " +
+        "Write valid and/or invalid output to locations specified with `writeValid` and `writeInvalid`." +
+        "Set the JSON key for the record ID value with `idKey` (for logging output, defaults to `id`).")
 @In(String.class)
 @Out(String.class)
 @FluxCommand("validate-json")