Adjusted Maven plugin configuration options documentation (#1524)

(outputFileTypeFilter option)

tools/maven-plugin/README.adoc

@@ -50,7 +50,7 @@ E.g. for includeDependenciesScopes could be configured as:
 - `attachArtifacts` (boolean, default: false) - Attach the built OpenAPI schema as build artifact.
 - `skip` (boolean, default: false) - Skip execution of the plugin.
 - `encoding` (String) - Encoding of output OpenAPI files.
-- `outputFileTypeFilter` (String) - Set this to "YAML" in order to let the generation process produce just *.yaml output, "JSON" to obtain *.json files only. The default is "ALL", which will generate both file types.
+- `outputFileTypeFilter` (String, default: ALL) - Set this to `YAML` in order to let the generation process produce just *.yaml output, `JSON` to obtain *.json files only. The default is `ALL`, which will generate both file types.
 
 == MicroProfile OpenAPI Properties
 
@@ -88,4 +88,4 @@ All properties from the SmallRye OpenAPI Implementation is supported. Properties
   - `CLASS_METHOD` - The class name and method name is used as operationId.
   - `PACKAGE_CLASS_METHOD` - The fully qualified class name and method name is used as operationId.
 - `scanProfiles` (List<String>) - Profiles which explicitly include operations. Any operation without a matching profile is excluded.
-- `scanExcludeProfiles` (List<String>) - Profiles which explicitly exclude operations. Any operation without a matching profile is included.
+- `scanExcludeProfiles` (List<String>) - Profiles which explicitly exclude operations. Any operation without a matching profile is included.