doc: Note transient transactions will appear in history

[evan-goode]

We should mention that dnf4 history list includes transient transactions. Requested by @ppisar.

[ppisar]

The text is good.

[ppisar]

Something is fishy in the bootc branch of DNF. The CI-tested DNF crashes on installing a package with:

2025-01-20T06:40:53.3608073Z       Traceback (most recent call last):
2025-01-20T06:40:53.3608162Z         File "/usr/bin/dnf", line 57, in <module>
2025-01-20T06:40:53.3608264Z           main.user_main(sys.argv[1:], exit_code=True)
2025-01-20T06:40:53.3608453Z         File "/usr/lib/python3.12/site-packages/dnf/cli/main.py", line 208, in user_main
2025-01-20T06:40:53.3608525Z           errcode = main(args)
2025-01-20T06:40:53.3608591Z                     ^^^^^^^^^^
2025-01-20T06:40:53.3608761Z         File "/usr/lib/python3.12/site-packages/dnf/cli/main.py", line 67, in main
2025-01-20T06:40:53.3608887Z           return _main(base, args, cli_class, option_parser_class)
2025-01-20T06:40:53.3608968Z                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-01-20T06:40:53.3609193Z         File "/usr/lib/python3.12/site-packages/dnf/cli/main.py", line 106, in _main
2025-01-20T06:40:53.3609310Z           return cli_run(cli, base)
2025-01-20T06:40:53.3609375Z                  ^^^^^^^^^^^^^^^^^^
2025-01-20T06:40:53.3609549Z         File "/usr/lib/python3.12/site-packages/dnf/cli/main.py", line 130, in cli_run
2025-01-20T06:40:53.3609628Z           ret = resolving(cli, base)
2025-01-20T06:40:53.3609691Z                 ^^^^^^^^^^^^^^^^^^^^
2025-01-20T06:40:53.3609879Z         File "/usr/lib/python3.12/site-packages/dnf/cli/main.py", line 183, in resolving
2025-01-20T06:40:53.3609977Z           base.do_transaction(display=displays)
2025-01-20T06:40:53.3610173Z         File "/usr/lib/python3.12/site-packages/dnf/cli/cli.py", line 243, in do_transaction
2025-01-20T06:40:53.3610275Z           elif self.conf.persistence == "transient":
2025-01-20T06:40:53.3610343Z                ^^^^^^^^^^^^^^^^^^^^^
2025-01-20T06:40:53.3610543Z         File "/usr/lib/python3.12/site-packages/dnf/conf/config.py", line 67, in __getattr__
2025-01-20T06:40:53.3610629Z           option = getattr(self._config, name)
2025-01-20T06:40:53.3610704Z                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^
2025-01-20T06:40:53.3614557Z       AttributeError: 'ConfigMain' object has no attribute 'persistence'. Did you mean: 'persistdir'?

[evan-goode]

Something is fishy in the bootc branch of DNF.

You also need libdnf built from the bootc branch.