README.md: Use go.dev instead of godoc

fuweid · fuweid · commit 97561531704c · 2020-10-31T08:10:05.000+08:00
Signed-off-by: Wei Fu &lt;fuweid89@gmail.com&gt;
diff --git a/README.md b/README.md
@@ -1,6 +1,6 @@
 ![containerd banner](https://raw.githubusercontent.com/cncf/artwork/master/projects/containerd/horizontal/color/containerd-horizontal-color.png)
 
-[![GoDoc](https://godoc.org/github.com/containerd/containerd?status.svg)](https://godoc.org/github.com/containerd/containerd)
+[![PkgGoDev](https://pkg.go.dev/badge/github.com/containerd/containerd)](https://pkg.go.dev/github.com/containerd/containerd)
 [![Build Status](https://github.com/containerd/containerd/workflows/CI/badge.svg)](https://github.com/containerd/containerd/actions?query=workflow%3ACI)
 [![Windows Build Status](https://ci.appveyor.com/api/projects/status/github/containerd/containerd?branch=master&svg=true)](https://ci.appveyor.com/project/mlaventure/containerd-3g73f?branch=master)
 [![Nightlies](https://github.com/containerd/containerd/workflows/Nightly/badge.svg)](https://github.com/containerd/containerd/actions?query=workflow%3ANightly)
