feat: wait for actions using `ActionsClient.wait_for`

[jooola]

This function allows the users to wait for multiple actions in an efficient way. All actions are queried using a single call, which reduce the potential for running into rate limits.

[codecov[bot]]

Codecov Report

:x: Patch coverage is 95.89041% with 3 lines in your changes missing coverage. Please review. :white_check_mark: Project coverage is 93.48%. Comparing base (be61f7f) to head (6bf2b5d). :warning: Report is 43 commits behind head on main.

Files with missing lines	Patch %	Lines
hcloud/actions/client.py	92.30%	3 Missing :warning:

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #508      +/-   ##
==========================================
+ Coverage   93.43%   93.48%   +0.04%     
==========================================
  Files          64       65       +1     
  Lines        3048     3115      +67     
==========================================
+ Hits         2848     2912      +64     
- Misses        200      203       +3     

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[github-actions[bot]]

This PR has been marked as stale because it has not had recent activity. The bot will close the PR if no further action occurs.