Merge pull request #590 from Shopify/amend-prisma-changeset

Expand on the Prisma 5 changelog notice

.changeset/ninety-rivers-worry.md

@@ -2,4 +2,4 @@
 '@shopify/shopify-app-session-storage-prisma': major
 ---
 
-Updated the dependency on `prisma`
+Updated the dependency on `prisma` to v5+. This package itself has no breaking changes, but you'll need to update your app's dependency on Prisma as well as this package.