_content/doc: update generics tutorial to not mention constraints package
Following decision in golang/go#50792
Change-Id: I71d74b4b386aacef5319663c397479cac6feb32f
Reviewed-on: https://go-review.googlesource.com/c/website/+/383694
Reviewed-by: DO NOT USE <iant@google.com>
Reviewed-by: Eli Bendersky <eliben@google.com>
diff --git a/_content/doc/tutorial/generics.md b/_content/doc/tutorial/generics.md
index 06251f1..2c1b5ff 100644
--- a/_content/doc/tutorial/generics.md
+++ b/_content/doc/tutorial/generics.md
@@ -468,10 +468,6 @@
Nicely done! You've just introduced yourself to generics in Go.
-If you want to keep experimenting, you can try writing the `Number` interface
-in terms of `constraints.Integer` and `constraints.Float`, to allow more
-numeric types.
-
Suggested next topics:
* The [Go Tour](https://tour.golang.org/welcome/1) is a great step-by-step