Bump github.com/SevereCloud/vksdk/v2 from 2.11.0 to 2.13.0 (#1698)

Bumps [github.com/SevereCloud/vksdk/v2](https://github.com/SevereCloud/vksdk) from 2.11.0 to 2.13.0.
- [Release notes](https://github.com/SevereCloud/vksdk/releases)
- [Commits](https://github.com/SevereCloud/vksdk/compare/v2.11.0...v2.13.0)

---
updated-dependencies:
- dependency-name: github.com/SevereCloud/vksdk/v2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

vendor/github.com/SevereCloud/vksdk/v2/api/execute.go

@@ -1,6 +1,11 @@
 package api
 
-import "encoding/json"
+import (
+	"bytes"
+	"encoding/json"
+
+	"github.com/vmihailenco/msgpack/v5"
+)
 
 // ExecuteWithArgs a universal method for calling a sequence of other methods
 // while saving and filtering interim results.
@@ -26,9 +31,19 @@ func (vk *VK) ExecuteWithArgs(code string, params Params, obj interface{}) error
 		return err
 	}
 
-	jsonErr := json.Unmarshal(resp.Response, &obj)
-	if jsonErr != nil {
-		return jsonErr
+	var decoderErr error
+
+	if vk.msgpack {
+		dec := msgpack.NewDecoder(bytes.NewReader(resp.Response))
+		dec.SetCustomStructTag("json")
+
+		decoderErr = dec.Decode(&obj)
+	} else {
+		decoderErr = json.Unmarshal(resp.Response, &obj)
+	}
+
+	if decoderErr != nil {
+		return decoderErr
 	}
 
 	if resp.ExecuteErrors != nil {