refactor: rework few tests and build system

This commit includes the following changes
* Bump github actions
* Update tests github action to check documentation and streamline
  process
* Update test cases to use temporary directories as roots
* Simplify tox.ini

tests/testresources/core/ahriman.ini

@@ -1,7 +1,6 @@
 [settings]
 include = .
 logging = logging.ini
-database = ../../../ahriman-test.db
 
 [alpm]
 database = /var/lib/pacman
@@ -31,7 +30,6 @@ triggers_known = ahriman.core.distributed.WorkerLoaderTrigger ahriman.core.distr
 
 [repository]
 name = aur
-root = ../../../
 
 [sign]
 target =