fix: pr_extractor cherry pick
diff --git a/plugins/github/tasks/pr_extractor.go b/plugins/github/tasks/pr_extractor.go
index f86dc88..0415eb2 100644
--- a/plugins/github/tasks/pr_extractor.go
+++ b/plugins/github/tasks/pr_extractor.go
@@ -21,7 +21,7 @@
 	"encoding/json"
 	"regexp"
 
-	"github.com/apache/incubator-devlake/core/errors"
+	"github.com/apache/incubator-devlake/errors"
 	"github.com/apache/incubator-devlake/plugins/core"
 	"github.com/apache/incubator-devlake/plugins/github/models"
 	"github.com/apache/incubator-devlake/plugins/helper"