chore: use go mod vendor for patching (evcc-io#4669)

Makefile

@@ -132,7 +132,11 @@ soc:
 
 # patch asn1.go to allow Elli buggy certificates to be accepted with EEBUS
 patch-asn1:
-	echo $$(go env GOROOT)
-	cat $$(go env GOROOT)/src/vendor/golang.org/x/crypto/cryptobyte/asn1.go | grep -C 1 "out = true"
-	patch -N -t -d $$(go env GOROOT)/src/vendor/golang.org/x/crypto/cryptobyte -i $$(pwd)/patch/asn1.diff
-	cat $$(go env GOROOT)/src/vendor/golang.org/x/crypto/cryptobyte/asn1.go | grep -C 1 "out = true"
+	# echo $$(go env GOROOT)
+	# cat $$(go env GOROOT)/src/vendor/golang.org/x/crypto/cryptobyte/asn1.go | grep -C 1 "out = true"
+	# patch -N -t -d $$(go env GOROOT)/src/vendor/golang.org/x/crypto/cryptobyte -i $$(pwd)/patch/asn1.diff
+	# cat $$(go env GOROOT)/src/vendor/golang.org/x/crypto/cryptobyte/asn1.go | grep -C 1 "out = true"
+	go mod vendor
+	cat vendor/golang.org/x/crypto/cryptobyte/asn1.go | grep -C 1 "out = true"
+	patch -N -t -d vendor/golang.org/x/crypto/cryptobyte -i $$(pwd)/patch/asn1.diff
+	cat vendor/golang.org/x/crypto/cryptobyte/asn1.go | grep -C 1 "out = true"

go.mod

@@ -80,6 +80,7 @@ require (
 	github.com/volkszaehler/mbmd v0.0.0-20220916215221-af29846c997e
 	github.com/writeas/go-strip-markdown v2.0.1+incompatible
 	gitlab.com/bboehmke/sunny v0.15.1-0.20211022160056-2fba1c86ade6
+	golang.org/x/crypto v0.0.0-20220829220503-c86fa9a7ed90
 	golang.org/x/exp v0.0.0-20220827204233-334a2380cb91
 	golang.org/x/net v0.0.0-20220826154423-83b083e8dc8b
 	golang.org/x/oauth2 v0.0.0-20220822191816-0ebed06d0094
@@ -157,7 +158,6 @@ require (
 	github.com/vmihailenco/msgpack/v5 v5.3.5 // indirect
 	github.com/vmihailenco/tagparser/v2 v2.0.0 // indirect
 	go.opencensus.io v0.23.0 // indirect
-	golang.org/x/crypto v0.0.0-20220829220503-c86fa9a7ed90 // indirect
 	golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4 // indirect
 	golang.org/x/sync v0.0.0-20220819030929-7fc1605a5dde // indirect
 	golang.org/x/sys v0.0.0-20220829200755-d48e67d00261 // indirect

patch_test.go

@@ -0,0 +1,16 @@
+package main
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"golang.org/x/crypto/cryptobyte"
+)
+
+func TestPatch(t *testing.T) {
+	var res bool
+	b := cryptobyte.String([]byte{0x01, 0x01, 0x01})
+	ok := b.ReadASN1Boolean(&res)
+	assert.True(t, ok, "read failed")
+	assert.Equal(t, true, res, "patch failed")
+}