Release 0.91.0

Features

• Removed legacy path for al2 and ubuntu (#4968)

Improvements

• Migrate usage of SSM to aws-sdk-go-v2 (#5009)
• Migrate ELB and ELBv2 to aws-sdk-go-v2 (#4937)

Bug Fixes

• Fix missing permission boundary from Karpetner iam resource (#5024)

Acknowledgments

Weaveworks would like to sincerely thank:
@michaelbeaumont