Update manifestgen dependency

go.mod

@@ -3,7 +3,7 @@ module github.com/fluxcd/terraform-provider-flux
 go 1.15
 
 require (
-	github.com/fluxcd/flux2 v0.4.0
+	github.com/fluxcd/flux2 v0.4.2
 	github.com/hashicorp/terraform-plugin-sdk/v2 v2.0.4
 	github.com/stretchr/testify v1.4.0
 )

go.sum

@@ -158,9 +158,9 @@ github.com/evanphx/json-patch v4.9.0+incompatible h1:kLcOMZeuLAJvL2BPWLMIj5oaZQo
 github.com/evanphx/json-patch v4.9.0+incompatible/go.mod h1:50XU6AFN0ol/bzJsmQLiYLvXMP4fmwYFNcr97nuDLSk=
 github.com/fatih/color v1.7.0 h1:DkWD4oS2D8LGGgTQ6IvwJJXSL5Vp2ffcQg58nFV38Ys=
 github.com/fatih/color v1.7.0/go.mod h1:Zm6kSWBoL9eyXnKyktHP6abPY2pDugNf5KwzbycvMj4=
-github.com/fluxcd/flux2 v0.4.0 h1:i5y0I5+DjpijhZw4VHcgCKLwkt9JQ5MD0XaRoFwR/fs=
-github.com/fluxcd/flux2 v0.4.0/go.mod h1:6AP8FuHbSGJ3TA/TdwO0yi+Yw9QS+oV/Q+ddE4vY6Nk=
-github.com/fluxcd/helm-controller/api v0.4.0/go.mod h1:2oU4Q26TW39IGC7tmJehCNJpISj8ovpU0DoRI7Y76wE=
+github.com/fluxcd/flux2 v0.4.2 h1:gt6qFoCgNnv8ItlabrDGg6aE6GMwnPn+1unacAFvEMk=
+github.com/fluxcd/flux2 v0.4.2/go.mod h1:vFA2SylXMWdq6Ip+H5Jf1+4KJQB4MeJ9Rkslajme2/4=
+github.com/fluxcd/helm-controller/api v0.4.1/go.mod h1:2oU4Q26TW39IGC7tmJehCNJpISj8ovpU0DoRI7Y76wE=
 github.com/fluxcd/kustomize-controller/api v0.4.0 h1:QBilPNIFf5VCmJrt0L96iPWfV0lRT28n6vD+W7Kz88s=
 github.com/fluxcd/kustomize-controller/api v0.4.0/go.mod h1:NB4aJ+hSWyg6Tx6p47ZWExzjwq4sPRRYvaP02JrHrNU=
 github.com/fluxcd/notification-controller/api v0.4.0/go.mod h1:D/PyTHO0LiwEKwpBqbzJbjolJs1Ggw/tCMaLc7BHQi4=