feat: remove the donation reminder and its column

drizzle/postgres/0070_drop_donation_modal.sql

@@ -0,0 +1 @@
+ALTER TABLE "users" DROP COLUMN "donation_modal_dismissed";

drizzle/postgres/meta/_journal.json

@@ -491,6 +491,13 @@
       "when": 1791388888397,
       "tag": "0069_plugin_channel",
       "breakpoints": true
+    },
+    {
+      "idx": 70,
+      "version": "7",
+      "when": 1791550496661,
+      "tag": "0070_drop_donation_modal",
+      "breakpoints": true
     }
   ]
 }