feat: apply WRITE_ENUMS_TO_LOWERCASE despite EnumNamingStrategy (#4043)

Author: iProdigy

src/main/java/com/fasterxml/jackson/databind/util/EnumValues.java

@@ -169,6 +169,7 @@ public static EnumValues constructUsingEnumNamingStrategy(MapperConfig<?> config
     {
         // prepare data
         final AnnotationIntrospector ai = config.getAnnotationIntrospector();
+        final boolean useLowerCase = config.isEnabled(EnumFeature.WRITE_ENUMS_TO_LOWERCASE);
         final Class<?> enumCls0 = annotatedClass.getRawType();
         final Class<Enum<?>> enumCls = _enumClass(enumCls0);
         final Enum<?>[] enumConstants = _enumConstants(enumCls0);
@@ -187,6 +188,9 @@ public static EnumValues constructUsingEnumNamingStrategy(MapperConfig<?> config
             if (name == null) {
                 name = namingStrategy.convertEnumToExternalName(enumValue.name());
             }
+            if (useLowerCase) {
+                name = name.toLowerCase();
+            }
             textual[i] = config.compileString(name);
         }
         return construct(enumCls, textual);