[release-branch.go1.16] std: update golang.org/x/net to 20210428183300-3f4a416c7d3b

Steps:
  go get -d golang.org/x/[email protected]
  go mod tidy
  go mod vendor

This http2 bundle does not need to be updated.

Fixes #45712

Change-Id: I7c86c31248e0cd250d17495c3f985671cfcf44a3
Reviewed-on: https://go-review.googlesource.com/c/go/+/314789
Trust: Katie Hockman <[email protected]>
Run-TryBot: Katie Hockman <[email protected]>
Reviewed-by: Dmitri Shuralyov <[email protected]>

Author: katiehockman

src/go.mod

@@ -4,7 +4,7 @@ go 1.16
 
 require (
 	golang.org/x/crypto v0.0.0-20201016220609-9e8e0b390897
-	golang.org/x/net v0.0.0-20201209123823-ac852fbbde11
+	golang.org/x/net v0.0.0-20210428183300-3f4a416c7d3b
 	golang.org/x/sys v0.0.0-20201204225414-ed752295db88 // indirect
 	golang.org/x/text v0.3.4 // indirect
 )

src/go.sum

@@ -2,8 +2,8 @@ golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACk
 golang.org/x/crypto v0.0.0-20201016220609-9e8e0b390897 h1:pLI5jrR7OSLijeIDcmRxNmw2api+jEfxLoykJVice/E=
 golang.org/x/crypto v0.0.0-20201016220609-9e8e0b390897/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
-golang.org/x/net v0.0.0-20201209123823-ac852fbbde11 h1:lwlPPsmjDKK0J6eG6xDWd5XPehI0R024zxjDnw3esPA=
-golang.org/x/net v0.0.0-20201209123823-ac852fbbde11/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
+golang.org/x/net v0.0.0-20210428183300-3f4a416c7d3b h1:SQCMv1JDt7RN/Vp0bjtNMSufVVHgpFVzmDFdCLL31yY=
+golang.org/x/net v0.0.0-20210428183300-3f4a416c7d3b/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=

src/vendor/golang.org/x/net/http/httpguts/httplex.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 v0.0.0-20201209123823-ac852fbbde11
+# golang.org/x/net v0.0.0-20210428183300-3f4a416c7d3b
 ## explicit
 golang.org/x/net/dns/dnsmessage
 golang.org/x/net/http/httpguts