JAVA-31190: Preparation for migrating spring-boot-modules to version 3. (#15834)

spring-boot-modules/spring-boot-request-params/src/main/java/com/baeldung/enummapping/controllers/EnumMappingController.java

@@ -20,7 +20,7 @@ public class EnumMappingController {
     }
 
     @GetMapping("/get")
-    public String getByLevel(@RequestParam(required = false) Level level) {
+    public String getByLevel(@RequestParam(name = "level", required = false) Level level) {
         if (level != null) {
             return level.name();
         }