goimports (#16640)

* format using `goimports -local github.com/mattermost/mattermost-server/v5 -w`

* added goimports lint check to .golangci.yml

* format using `goimports -local github.com/mattermost/mattermost-server/v5 -w` for a corner case

* make app-layers, *-mocks and store-layers for ci check

Co-authored-by: Mahmudul Haque <mahmudulhaque@protonmail.com>
Co-authored-by: Mattermod <mattermod@users.noreply.github.com>

mlog/errors.go

@@ -3,7 +3,9 @@
 
 package mlog
 
-import "github.com/mattermost/logr"
+import (
+	"github.com/mattermost/logr"
+)
 
 // onLoggerError is called when the logging system encounters an error,
 // such as a target not able to write records. The targets will keep trying

mlog/log_test.go

@@ -8,8 +8,9 @@ import (
 	"sync"
 	"testing"
 
-	"github.com/mattermost/mattermost-server/v5/mlog"
 	"github.com/stretchr/testify/require"
+
+	"github.com/mattermost/mattermost-server/v5/mlog"
 )
 
 // Test race condition when shutting down advanced logging. This test must run with the -race flag in order to verify

mlog/sugar.go

@@ -3,7 +3,9 @@
 
 package mlog
 
-import "go.uber.org/zap"
+import (
+	"go.uber.org/zap"
+)
 
 // Made for the plugin interface, use the regular logger for other uses
 type SugarLogger struct {

mlog/tcp.go

@@ -9,13 +9,12 @@ import (
 	"errors"
 	"fmt"
 	"net"
+	_ "net/http/pprof"
 	"sync"
 	"time"
 
 	"github.com/hashicorp/go-multierror"
 	"github.com/mattermost/logr"
-
-	_ "net/http/pprof"
 )
 
 const (