Revert "ref: convert ProjectOption.value to django JSONField (#96682)"

This reverts commit 055056d.

Co-authored-by: asottile-sentry <[email protected]>

Author: getsentry-bot

migrations_lockfile.txt

@@ -27,7 +27,7 @@ preprod: 0013_binary_uuid
 
 replays: 0006_add_bulk_delete_job
 
-sentry: 0960_project_option_json_field
+sentry: 0959_add_has_logs_bit_to_project_model
 
 social_auth: 0003_social_auth_json_field
 

src/sentry/migrations/0960_project_option_json_field.py

@@ -10,6 +10,7 @@
 from sentry.backup.helpers import ImportFlags
 from sentry.backup.scopes import ImportScope, RelocationScope
 from sentry.db.models import FlexibleForeignKey, Model, region_silo_model, sane_repr
+from sentry.db.models.fields import PickledObjectField
 from sentry.db.models.manager.option import OptionManager
 from sentry.utils.cache import cache
 
@@ -207,7 +208,7 @@ class ProjectOption(Model):
 
     project = FlexibleForeignKey("sentry.Project")
     key = models.CharField(max_length=64)
-    value = models.JSONField(null=True)
+    value = PickledObjectField(null=True)
 
     objects: ClassVar[ProjectOptionManager] = ProjectOptionManager()