Bump golang.org/x/sync from 0.1.0 to 0.2.0 (#6247)

Bumps [golang.org/x/sync](https://github.com/golang/sync) from 0.1.0 to
0.2.0.
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/golang/sync/commit/1ea32573ddff2d374504dcc8102328ea790af85f"><code>1ea3257</code></a>
singleflight: make the check for exec support in TestPanicDoChan
platform-agn...</li>
<li>See full diff in <a
href="https://github.com/golang/sync/compare/v0.1.0...v0.2.0">compare
view</a></li>
</ul>
</details>
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go.mod

@@ -76,7 +76,7 @@ require (
 	github.com/vmware-tanzu/carvel-kapp-controller v0.45.0
 	github.com/vmware-tanzu/carvel-vendir v0.33.1
 	golang.org/x/net v0.9.0
-	golang.org/x/sync v0.1.0
+	golang.org/x/sync v0.2.0
 	google.golang.org/genproto v0.0.0-20230306155012-7f2fa6fef1f4
 	google.golang.org/grpc v1.55.0
 	google.golang.org/grpc/cmd/protoc-gen-go-grpc v1.3.0

go.sum

@@ -1051,8 +1051,8 @@ golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJ
 golang.org/x/sync v0.0.0-20201207232520-09787c993a3a/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20210220032951-036812b2e83c/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
-golang.org/x/sync v0.1.0 h1:wsuoTGHzEhffawBOhz5CYhcrV4IdKZbEyZjBMuTp12o=
-golang.org/x/sync v0.1.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
+golang.org/x/sync v0.2.0 h1:PUR+T4wwASmuSTYdKjYHI5TD22Wy5ogLU5qZCOLxBrI=
+golang.org/x/sync v0.2.0/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sys v0.0.0-20180823144017-11551d06cbcc/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=