[release-branch.go1.17] net/http: update bundled golang.org/x/net/http2

Pull in approved backports to golang.org/x/net/http2:

    21a9c9c http2: prioritize RST_STREAM frames in random write scheduler

By doing:

    $ go get -d golang.org/x/[email protected]
    $ go mod tidy
    $ go mod vendor
    $ go generate -run=bundle std

Fixes #49921

Change-Id: I04739a30d84a8ae449374eca8bb11c7d2d215ad9
Reviewed-on: https://go-review.googlesource.com/c/go/+/375814
Run-TryBot: Carlos Amedee <[email protected]>
TryBot-Result: Gopher Robot <[email protected]>
Reviewed-by: Dmitri Shuralyov <[email protected]>
Trust: Carlos Amedee <[email protected]>

Author: cagedmantis

src/go.mod

@@ -4,7 +4,7 @@ go 1.17
 
 require (
 	golang.org/x/crypto v0.0.0-20211215165025-cf75a172585e
-	golang.org/x/net v0.0.0-20211209100829-84cba5454caf
+	golang.org/x/net v0.0.0-20220106012031-21a9c9cfe9c3
 )
 
 require (

src/go.sum

@@ -1,8 +1,8 @@
 golang.org/x/crypto v0.0.0-20211215165025-cf75a172585e h1:1SzTfNOXwIS2oWiMF+6qu0OUDKb0dauo6MoDUQyu+yU=
 golang.org/x/crypto v0.0.0-20211215165025-cf75a172585e/go.mod h1:P+XmwS30IXTQdn5tA2iutPOUgjI07+tq3H3K9MVA1s8=
 golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
-golang.org/x/net v0.0.0-20211209100829-84cba5454caf h1:Chci/BE/+xVqrcWnObL99NS8gtXyJrhHDlygBQrggHM=
-golang.org/x/net v0.0.0-20211209100829-84cba5454caf/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
+golang.org/x/net v0.0.0-20220106012031-21a9c9cfe9c3 h1:3S9JjS9zI0UiDupLpAuaeuciTu/gEk5jf35rQgqOhXQ=
+golang.org/x/net v0.0.0-20220106012031-21a9c9cfe9c3/go.mod h1:9nx3DQGgdP8bBQD5qxJ1jj9UTztislL4KSBs9R2vV5Y=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210423082822-04245dca01da/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210511113859-b0526f3d8744 h1:yhBbb4IRs2HS9PPlAg6DMC6mUOKexJBNsLf4Z+6En1Q=

src/net/http/h2_bundle.go

@@ -8,7 +8,7 @@ golang.org/x/crypto/curve25519
 golang.org/x/crypto/hkdf
 golang.org/x/crypto/internal/subtle
 golang.org/x/crypto/poly1305
-# golang.org/x/net v0.0.0-20211209100829-84cba5454caf
+# golang.org/x/net v0.0.0-20220106012031-21a9c9cfe9c3
 ## explicit; go 1.17
 golang.org/x/net/dns/dnsmessage
 golang.org/x/net/http/httpguts