chore: Add test case

Author: franky47

Diff for: prisma/db.test.sqlite

@@ -41,3 +41,9 @@ model Category {
   name  String
   posts Post[]
 }
+
+model BigIntCursorTest {
+  id    BigInt @id
+  key   String /// @encrypted
+  value Int
+}

Diff for: prisma/schema.prisma

@@ -27,6 +27,13 @@ async function main() {
         email: `spam+${Date.now()}@example.com`,
         name: `Spam ${Date.now()}`
       }
+    }),
+    client.bigIntCursorTest.create({
+      data: {
+        id: 1,
+        key: 'Answer to life, universe and everything',
+        value: 42
+      }
     })
   ])
   await migrate(client)