Update resources page (#2736)

docs/RESOURCES.md

@@ -1,14 +1,16 @@
 # Resources
 
 There are many great free online resources to help you get started with Go including:
+
 * [How to Write Go Code](https://golang.org/doc/code.html)
+* [Tour of Go](https://go.dev/tour)
 * [Effective Go](https://golang.org/doc/effective_go.html)
 
 ## Books
-* [Go Bootcamp](http://www.golangbootcamp.com/book/)
+* [Go Books](https://github.com/dariubs/GoBooks)
 
 ## Blogposts
-* [Resources for new Go programmers](http://dave.cheney.net/resources-for-new-go-programmers)
+* [Resources for new Go programmers](https://dave.cheney.net/resources-for-new-go-programmers)
 
 ## Organizations
-* [GoBridge](http://golangbridge.org)
+* [GoBridge](https://gobridge.org/)