fix: fix mapped enum validation

Author: jacek-prisma

query-compiler/schema/src/enum_type.rs

@@ -80,7 +80,7 @@ impl DatabaseEnumType {
             self.internal_enum
                 .walker()
                 .values()
-                .find(|ev| ev.name() == val)?
+                .find(|ev| ev.database_name() == val)?
                 .database_name()
                 .to_owned(),
         ))