Release 0.76.0

Features

• Remove support for EKS 1.17 (#4487)
• Support scaling all nodegroups found in a config file (#4464)
• Add config-file option to get cluster (#4468)
• Add AttachPolicy to NodeGroupIAM configuration (#4331)

Bug Fixes

• Fix panic in node affinity adder (#4491)

Improvements

• Update cluster-upgrade.md docs (#4479)

Acknowledgments

Weaveworks would like to sincerely thank:
@adammw and @brianrudolf-ep