fix: fix build faild with code check!

generate/swaggergen/g_docs.go

@@ -116,7 +116,7 @@ func ParsePackagesFromDir(dirpath string) {
 				err = parsePackageFromDir(fpath)
 				if err != nil {
 					// Send the error to through the channel and continue walking
-					c <- fmt.Errorf("Error while parsing directory: %s", err.Error())
+					c <- fmt.Errorf("error while parsing directory: %s", err.Error())
 					return nil
 				}
 			}