Update Kubernetes packages to v1.20.2

Signed-off-by: Stefan Prodan <[email protected]>

Makefile

@@ -2,7 +2,7 @@
 IMG ?= fluxcd/kustomize-controller:latest
 # Produce CRDs that work back to Kubernetes 1.16
 CRD_OPTIONS ?= crd:crdVersions=v1
-SOURCE_VER ?= v0.6.1
+SOURCE_VER ?= v0.6.2
 
 # Get the currently used golang install path (in GOPATH/bin, unless GOBIN is set)
 ifeq (,$(shell go env GOBIN))
@@ -69,8 +69,8 @@ api-docs: gen-crd-api-reference-docs
 
 # Run go mod tidy
 tidy:
-	go mod tidy
-	cd api; go mod tidy
+	cd api; rm -f go.sum; go mod tidy
+	rm -f go.sum; go mod tidy
 
 # Run go fmt against code
 fmt:

api/go.mod

@@ -3,9 +3,9 @@ module github.com/fluxcd/kustomize-controller/api
 go 1.15
 
 require (
-	github.com/fluxcd/pkg/apis/meta v0.5.0
-	github.com/fluxcd/pkg/runtime v0.6.2
-	k8s.io/api v0.19.4
-	k8s.io/apimachinery v0.19.4
-	sigs.k8s.io/controller-runtime v0.7.0
+	github.com/fluxcd/pkg/apis/meta v0.6.0
+	github.com/fluxcd/pkg/runtime v0.7.0
+	k8s.io/api v0.20.2
+	k8s.io/apimachinery v0.20.2
+	sigs.k8s.io/controller-runtime v0.8.0
 )