Update dependencies and vendor (#1761)

vendor/github.com/slack-go/slack/README.md

@@ -1,9 +1,9 @@
 Slack API in Go [![Go Reference](https://pkg.go.dev/badge/github.com/slack-go/slack.svg)](https://pkg.go.dev/github.com/slack-go/slack)
 ===============
 
-This is the original Slack library for Go created by Norberto Lopes, transferred to a Github organization.
+This is the original Slack library for Go created by Norberto Lopes, transferred to a GitHub organization.
 
-[![Join the chat at https://gitter.im/go-slack/Lobby](https://badges.gitter.im/go-slack/Lobby.svg)](https://gitter.im/go-slack/Lobby?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
+You can also chat with us on the #slack-go, #slack-go-ja Slack channel on the Gophers Slack.
 
 ![logo](logo.png "icon")
 
@@ -70,8 +70,15 @@ func main() {
 }
 ```
 
+## Minimal Socket Mode usage:
+
+See https://github.com/slack-go/slack/blob/master/examples/socketmode/socketmode.go
+
+
 ## Minimal RTM usage:
 
+As mentioned in https://api.slack.com/rtm - for most applications, Socket Mode is a better way to communicate with Slack.
+
 See https://github.com/slack-go/slack/blob/master/examples/websocket/websocket.go
 
 

vendor/github.com/slack-go/slack/block_conv.go

@@ -2,9 +2,8 @@ package slack
 
 import (
 	"encoding/json"
+	"errors"
 	"fmt"
-
-	"github.com/pkg/errors"
 )
 
 type sumtype struct {

vendor/github.com/slack-go/slack/messages.go

@@ -103,6 +103,7 @@ type Msg struct {
 	ReplyCount   int     `json:"reply_count,omitempty"`
 	Replies      []Reply `json:"replies,omitempty"`
 	ParentUserId string  `json:"parent_user_id,omitempty"`
+	LatestReply  string  `json:"latest_reply,omitempty"`
 
 	// file_share, file_comment, file_mention
 	Files []File `json:"files,omitempty"`

vendor/github.com/slack-go/slack/oauth.go

@@ -61,10 +61,12 @@ type OAuthV2ResponseEnterprise struct {
 
 // OAuthV2ResponseAuthedUser ...
 type OAuthV2ResponseAuthedUser struct {
-	ID          string `json:"id"`
-	Scope       string `json:"scope"`
-	AccessToken string `json:"access_token"`
-	TokenType   string `json:"token_type"`
+	ID           string `json:"id"`
+	Scope        string `json:"scope"`
+	AccessToken  string `json:"access_token"`
+	ExpiresIn    int    `json:"expires_in"`
+	RefreshToken string `json:"refresh_token"`
+	TokenType    string `json:"token_type"`
 }
 
 // GetOAuthToken retrieves an AccessToken

vendor/github.com/slack-go/slack/webhooks_go112.go

@@ -1,3 +1,4 @@
+//go:build !go1.13
 // +build !go1.13
 
 package slack
@@ -6,27 +7,26 @@ import (
 	"bytes"
 	"context"
 	"encoding/json"
+	"fmt"
 	"net/http"
-
-	"github.com/pkg/errors"
 )
 
 func PostWebhookCustomHTTPContext(ctx context.Context, url string, httpClient *http.Client, msg *WebhookMessage) error {
 	raw, err := json.Marshal(msg)
 	if err != nil {
-		return errors.Wrap(err, "marshal failed")
+		return fmt.Errorf("marshal failed: %v", err)
 	}
 
 	req, err := http.NewRequest(http.MethodPost, url, bytes.NewReader(raw))
 	if err != nil {
-		return errors.Wrap(err, "failed new request")
+		return fmt.Errorf("failed new request: %v", err)
 	}
 	req = req.WithContext(ctx)
 	req.Header.Set("Content-Type", "application/json")
 
 	resp, err := httpClient.Do(req)
 	if err != nil {
-		return errors.Wrap(err, "failed to post webhook")
+		return fmt.Errorf("failed to post webhook: %v", err)
 	}
 	defer resp.Body.Close()
 

vendor/github.com/slack-go/slack/webhooks_go113.go

@@ -1,3 +1,4 @@
+//go:build go1.13
 // +build go1.13
 
 package slack
@@ -6,26 +7,25 @@ import (
 	"bytes"
 	"context"
 	"encoding/json"
+	"fmt"
 	"net/http"
-
-	"github.com/pkg/errors"
 )
 
 func PostWebhookCustomHTTPContext(ctx context.Context, url string, httpClient *http.Client, msg *WebhookMessage) error {
 	raw, err := json.Marshal(msg)
 	if err != nil {
-		return errors.Wrap(err, "marshal failed")
+		return fmt.Errorf("marshal failed: %w", err)
 	}
 
 	req, err := http.NewRequestWithContext(ctx, http.MethodPost, url, bytes.NewReader(raw))
 	if err != nil {
-		return errors.Wrap(err, "failed new request")
+		return fmt.Errorf("failed new request: %w", err)
 	}
 	req.Header.Set("Content-Type", "application/json")
 
 	resp, err := httpClient.Do(req)
 	if err != nil {
-		return errors.Wrap(err, "failed to post webhook")
+		return fmt.Errorf("failed to post webhook: %w", err)
 	}
 	defer resp.Body.Close()