Update dependencies and remove old matterclient lib (#2067)

vendor/github.com/gomarkdown/markdown/ast/node.go

@@ -92,6 +92,12 @@ type Container struct {
 	*Attribute // Block level attribute
 }
 
+// return true if can contain children of a given node type
+// used by custom nodes to over-ride logic in canNodeContain
+type CanContain interface {
+	CanContain(Node) bool
+}
+
 // AsContainer returns itself as *Container
 func (c *Container) AsContainer() *Container {
 	return c

vendor/github.com/gomarkdown/markdown/ast/print.go

@@ -157,6 +157,8 @@ func printRecur(w io.Writer, node Node, prefix string, depth int) {
 			content += "flags=" + flags + " "
 		}
 		printDefault(w, indent, typeName, content)
+	case *CodeBlock:
+		printDefault(w, indent, typeName + ":" + string(v.Info), content)
 	default:
 		printDefault(w, indent, typeName, content)
 	}