http2: delete README

Out of date, redundant with package doc, just drop it.

Fixes golang/go#47624.

Change-Id: Ic4a686330d69744e57bf01785c53707ba29944b9
Reviewed-on: https://go-review.googlesource.com/c/net/+/341369
Trust: Damien Neil <dneil@google.com>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
diff --git a/http2/README b/http2/README
deleted file mode 100644
index 360d5aa..0000000
--- a/http2/README
+++ /dev/null
@@ -1,20 +0,0 @@
-This is a work-in-progress HTTP/2 implementation for Go.
-
-It will eventually live in the Go standard library and won't require
-any changes to your code to use.  It will just be automatic.
-
-Status:
-
-* The server support is pretty good. A few things are missing
-  but are being worked on.
-* The client work has just started but shares a lot of code
-  is coming along much quicker.
-
-Docs are at https://godoc.org/golang.org/x/net/http2
-
-Demo test server at https://http2.golang.org/
-
-Help & bug reports welcome!
-
-Contributing: https://golang.org/doc/contribute.html
-Bugs:         https://golang.org/issue/new?title=x/net/http2:+