Overview
The "Copy password" button

Copies the password the entity had when it was opened. If you change the password, the old one is copied.
For new entities, it doesn't copy anything, even after to establish a password by "Generate password" button

Steps to Reproduce
- Create a new entity
- Generate a password
- Click the "copy password" button in the toolbar
Expected Behavior
The generated password should be copied
Actual Behavior
Nothing is copied
Context
NA
KeePassXC - Version 2.6.4
Revision: 34a78f0
Qt 5.14.2
Debugging mode is disabled.
Operating system: Ubuntu 20.10
CPU architecture: x86_64
Kernel: linux 5.8.0-45-generic
Enabled extensions:
- Auto-Type
- Browser Integration
- SSH Agent
- KeeShare (signed and unsigned sharing)
- YubiKey
- Secret Service Integration
Cryptographic libraries:
Operating System: Linux
Desktop Env: Gnome
Windowing System: X11