fix(deps): update module github.com/hetznercloud/hcloud-go/v2 to v2.7.0

This MR contains the following updates:

Package	Type	Update	Change
github.com/hetznercloud/hcloud-go/v2	require	minor	v2.6.0 -> v2.7.0

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Release Notes

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

v2.7.0

Compare Source

Features

• add volume format property (#​397) (c0940af)
• error: handle wrapped errors in IsError() (#​374) (83df108)
• require Go >= 1.20 (#​392) (299f181)
• server: deprecate ServerRescueTypeLinux32 (#​378) (2f334c3)
• test with Go 1.22 (#​391) (49be506)

Bug Fixes

• falsely omitted fields in firewall schema (#​396) (a3509b6)
• LoadBalancerUpdateServiceOpts not converted correctly (#​394) (0f187ce)
• primary ip assignee id not mapped to nil (#​395) (b5fea38)

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