Update hcsshim to v0.12.6

Signed-off-by: Kirtana Ashok <kiashok@microsoft.com>

vendor/golang.org/x/crypto/cast5/cast5.go

@@ -11,7 +11,7 @@
 // Deprecated: any new system should use AES (from crypto/aes, if necessary in
 // an AEAD mode like crypto/cipher.NewGCM) or XChaCha20-Poly1305 (from
 // golang.org/x/crypto/chacha20poly1305).
-package cast5 // import "golang.org/x/crypto/cast5"
+package cast5
 
 import (
 	"errors"

vendor/golang.org/x/crypto/openpgp/armor/armor.go

@@ -10,14 +10,15 @@
 // for their specific task. If you are required to interoperate with OpenPGP
 // systems and need a maintained package, consider a community fork.
 // See https://golang.org/issue/44226.
-package armor // import "golang.org/x/crypto/openpgp/armor"
+package armor
 
 import (
 	"bufio"
 	"bytes"
 	"encoding/base64"
-	"golang.org/x/crypto/openpgp/errors"
 	"io"
+
+	"golang.org/x/crypto/openpgp/errors"
 )
 
 // A Block represents an OpenPGP armored structure.

vendor/golang.org/x/crypto/openpgp/elgamal/elgamal.go

@@ -16,7 +16,7 @@
 // https://golang.org/issue/44226), and ElGamal in the OpenPGP ecosystem has
 // compatibility and security issues (see https://eprint.iacr.org/2021/923).
 // Moreover, this package doesn't protect against side-channel attacks.
-package elgamal // import "golang.org/x/crypto/openpgp/elgamal"
+package elgamal
 
 import (
 	"crypto/rand"

vendor/golang.org/x/crypto/openpgp/errors/errors.go

@@ -9,7 +9,7 @@
 // for their specific task. If you are required to interoperate with OpenPGP
 // systems and need a maintained package, consider a community fork.
 // See https://golang.org/issue/44226.
-package errors // import "golang.org/x/crypto/openpgp/errors"
+package errors
 
 import (
 	"strconv"

vendor/golang.org/x/crypto/openpgp/packet/packet.go

@@ -10,7 +10,7 @@
 // for their specific task. If you are required to interoperate with OpenPGP
 // systems and need a maintained package, consider a community fork.
 // See https://golang.org/issue/44226.
-package packet // import "golang.org/x/crypto/openpgp/packet"
+package packet
 
 import (
 	"bufio"

vendor/golang.org/x/crypto/openpgp/read.go

@@ -9,7 +9,7 @@
 // for their specific task. If you are required to interoperate with OpenPGP
 // systems and need a maintained package, consider a community fork.
 // See https://golang.org/issue/44226.
-package openpgp // import "golang.org/x/crypto/openpgp"
+package openpgp
 
 import (
 	"crypto"

vendor/golang.org/x/crypto/openpgp/s2k/s2k.go

@@ -10,7 +10,7 @@
 // for their specific task. If you are required to interoperate with OpenPGP
 // systems and need a maintained package, consider a community fork.
 // See https://golang.org/issue/44226.
-package s2k // import "golang.org/x/crypto/openpgp/s2k"
+package s2k
 
 import (
 	"crypto"

vendor/golang.org/x/crypto/pbkdf2/pbkdf2.go

@@ -16,7 +16,7 @@ Hash Functions SHA-1, SHA-224, SHA-256, SHA-384 and SHA-512 for HMAC. To
 choose, you can pass the `New` functions from the different SHA packages to
 pbkdf2.Key.
 */
-package pbkdf2 // import "golang.org/x/crypto/pbkdf2"
+package pbkdf2
 
 import (
 	"crypto/hmac"

vendor/golang.org/x/net/http2/transport.go

@@ -827,10 +827,6 @@ func (t *Transport) newClientConn(c net.Conn, singleUse bool) (*ClientConn, erro
 	cc.henc.SetMaxDynamicTableSizeLimit(t.maxEncoderHeaderTableSize())
 	cc.peerMaxHeaderTableSize = initialHeaderTableSize
 
-	if t.AllowHTTP {
-		cc.nextStreamID = 3
-	}
-
 	if cs, ok := c.(connectionStater); ok {
 		state := cs.ConnectionState()
 		cc.tlsState = &state