profanity: 0.4.6 -> 0.4.7

Built and run successfully on local.

From the Changelog:
```
- GNU Readline
- OpenPGP support
- Message Carbons (xep-0280)
- Message Delivery Receipts (xep-0184)
- MUC Mediated Invitation support
- Configurable time formatting
- Option to show JIDs in roster
- Option to hide empty groups in roster
- Generate UUID for unnamed new MUC rooms
- Themable UI preference to indicate OTR and PGP messages
- Reformatted help
- devel: Added functional tests using libexpect and libstabber
```