fix: docs: 110-native-database-types.mdx: add missing space

Author: jlecordier

content/200-orm/300-prisma-migrate/300-workflows/110-native-database-types.mdx

@@ -80,7 +80,7 @@ CREATE TABLE "Post" (
 );
 
   -- AddForeignKey
-ALTER TABLE "Post" ADD FOREIGN KEY("authorId")REFERENCES "User"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+ALTER TABLE "Post" ADD FOREIGN KEY("authorId") REFERENCES "User"("id") ON DELETE CASCADE ON UPDATE CASCADE;
 ```
 
 ### Mappings by Prisma ORM type