fix: Fix typo

Author: caoccao

hivemq-edge/src/main/java/com/hivemq/api/errors/HttpErrorFactory.java

@@ -100,7 +100,7 @@ private HttpErrorFactory() {
     public static @NotNull RequestBodyParameterMissingError requestBodyParameterMissingError(final @NotNull String parameter) {
         return RequestBodyParameterMissingError.builder()
                 .type(type(RequestBodyParameterMissingError.class))
-                .title(OpenAPIHttpError.HTTP_ERROR_400_REQUEST_BODY_PARAMETER_MISSING_TITLE.getKey())
+                .title(OpenAPIHttpError.HTTP_ERROR_400_REQUEST_BODY_PARAMETER_MISSING_TITLE.get())
                 .detail(OpenAPIHttpError.HTTP_ERROR_400_REQUEST_BODY_PARAMETER_MISSING_DETAIL.get(Map.of("parameter", parameter)))
                 .parameter(parameter)
                 .status(HttpStatus.BAD_REQUEST_400)

hivemq-edge/src/main/java/com/hivemq/common/i18n/OpenAPIHttpError.java

@@ -41,8 +41,8 @@ public enum OpenAPIHttpError implements I18nTemplate {
     HTTP_ERROR_507_TITLE,
     ;
 
-    private static final String RESOURCE_NAME_PREFIX = "/templates/openapi-errors-";
-    private static final String RESOURCE_NAME_SUFFIX = ".properties";
+    private static final @NotNull String RESOURCE_NAME_PREFIX = "/templates/openapi-errors-";
+    private static final @NotNull String RESOURCE_NAME_SUFFIX = ".properties";
 
     OpenAPIHttpError() {
     }