v2.0.0-rc.4

⚠ BREAKING CHANGES TO EXPERIMENTAL FEATURES

fixes #11640

Features

• cfnspec: cloudformation spec v35.2.0 (#14610) (799ce1a)
• cloudwatch: time range support for GraphWidget (#14659) (010a6b1), closes #4649
• cloudwatch: validate parameters for a metric dimensions (closes #3116) (#14365) (4a24d61)
• ecs: add support for EC2 Capacity Providers (#14386) (114f7cc)
• elbv2: preserveClientIp for NetworkTargetGroup (#14589) (d676ffc)
• kms: allow specifying key spec and key usage (#14478) (10ae1a9), closes #5639
• secretsmanager: Automatically grant permissions to rotation Lambda (#14471) (85e00fa)

Bug Fixes

• cli: synth fails if there was an error when synthesizing the stack (#14613) (71c61e8)
• lambda: custom resource fails to connect to efs filesystem (#14431) (10a633c)
• lambda-event-sources: incorrect documented defaults for stream types (#14562) (0ea24e9), closes #13908
• lambda-nodejs: handler filename missing from error message (#14564) (256fd4c)