chore: replace interface with any

pkg/ast/ast.go

@@ -91,7 +91,7 @@ func NodeKey(n Node) string {
 }
 
 // NodeValue tries to return the node key
-func NodeValue(n Node) interface{} {
+func NodeValue(n Node) any {
 	switch node := n.(type) {
 	case *StringNode:
 		return node.Value

pkg/ast/test/test.go

@@ -9,7 +9,7 @@ import (
 
 // DiffAst returns a human-readable report of the differences between two values
 // by default it ignores every ast node Base field.
-func DiffAst(x, y interface{}, opts ...cmp.Option) string {
+func DiffAst(x, y any, opts ...cmp.Option) string {
 	return cmp.Diff(
 		x,
 		y,