release v2.1.1 (#467)

Co-authored-by: github-actions <action@github.com>

CHANGELOG.md

@@ -7,6 +7,8 @@ and this project's packages adheres to [Semantic Versioning](http://semver.org/s
 
 ## [Unreleased]
 
+## [2.1.1] - 2020-08-26
+
 ### Changed
 
 - Delete chart-operator release if it stuck in `pending-install` status.
@@ -139,7 +141,8 @@ from Helm 2 to Helm 3.
 
 - Flattening operator release structure.
 
-[Unreleased]: https://github.com/giantswarm/app-operator/compare/v2.1.0...HEAD
+[Unreleased]: https://github.com/giantswarm/app-operator/compare/v2.1.1...HEAD
+[2.1.1]: https://github.com/giantswarm/app-operator/compare/v2.1.0...v2.1.1
 [2.1.0]: https://github.com/giantswarm/app-operator/compare/v2.0.0...v2.1.0
 [2.0.0]: https://github.com/giantswarm/app-operator/compare/v1.1.11...v2.0.0
 [1.1.11]: https://github.com/giantswarm/app-operator/compare/v1.1.10...v1.1.11

pkg/project/project.go

@@ -5,7 +5,7 @@ var (
 	gitSHA      = "n/a"
 	name        = "app-operator"
 	source      = "https://github.com/giantswarm/app-operator"
-	version     = "2.1.1-dev"
+	version     = "2.1.1"
 )
 
 // AppControlPlaneVersion is always 0.0.0 for control plane app CRs. These CRs