This commit fixes an issue where DM contents would not be displayed on a
push notification, by giving the notification extension access to the
keychain group which contains the user's private key
Testing
--------
PASS
Device: iPhone 13 mini
iOS: 17.6.1
Damus: This commit
Setup:
- Make sure that device is setup with push notifications
- DM notifications enabled
- Device registered with push notification server
Steps:
1. Send a DM push notification to yourself
2. Ensure DM contents can be decrypted on the push notification body
Signed-off-by: Daniel D’Aquino <daniel@daquino.me>
Closes: https://github.com/damus-io/damus/issues/2388