Release v1.2.6

• login: Remove token from error output
• debug: Remove AWS info from debug output
• add fake cluster parameter to create services
• fedramp: Update rosa-authenticator configuration
• network: Ensure there is no default network type
• Removed DisplayName from cluster
• Replaced display_name with name in query
• Removed change to query
• Create cluster - for single AZ, only allow to select one AZ
• Switch from github.com/pkg/errors to stdlib
• Updated SDK version and ran go mod vendor
• Ran go mod vendor after rebasing