fix: replace deprecated schema file location argument

Author: kristiankunc

content/200-orm/300-prisma-migrate/300-workflows/30-baselining.mdx

@@ -72,7 +72,7 @@ To create a baseline migration:
    ```terminal no-lines
    npx prisma migrate diff \
    --from-empty \
-   --to-schema-datamodel prisma/schema.prisma \
+   --to-schema prisma/schema.prisma \
    --script > prisma/migrations/0_init/migration.sql
    ```