[logger] chore: add option to output caller info: caller skipped paths and test: add missing import

Signed-off-by: Nikita B <[email protected]>

Author: n2h9

logger/caller_hook.go

@@ -5,6 +5,7 @@ import (
 	"path/filepath"
 	"runtime"
 	"strings"
+	"sync"
 
 	"github.com/sirupsen/logrus"
 )