fix(deps): update module github.com/hetznercloud/hcloud-go/v2 to v2.8.0

This MR contains the following updates:

Package	Type	Update	Change
github.com/hetznercloud/hcloud-go/v2	require	minor	v2.7.2 -> v2.8.0

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Release Notes

hetznercloud/hcloud-go (github.com/hetznercloud/hcloud-go/v2)

v2.8.0

Compare Source

Features

• error: show internal correlation id in error messages (#​411) (6c96d19)
• implement actions waiter (#​407) (1e3fa70)
• require Go >= 1.21 (#​424) (d4f4000)

Bug Fixes

• improve error message format with correlation id (#​430) (013477f)

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