add missing error string for GOT_ERR_FILE_OBSTRUCTED
diff --git a/include/got_error.h b/include/got_error.h
index f60e3a7..9a844fe 100644
--- a/include/got_error.h
+++ b/include/got_error.h
@@ -115,6 +115,7 @@ static const struct got_error {
{ GOT_ERR_WORKTREE_META,"bad worktree meta data" },
{ GOT_ERR_WORKTREE_VERS,"unsupported worktree format version" },
{ GOT_ERR_WORKTREE_BUSY,"worktree already locked" },
+ { GOT_ERR_FILE_OBSTRUCTED,"file is obstructed" },
{ GOT_ERR_RECURSION, "recursion limit reached" },
{ GOT_ERR_TIMEOUT, "operation timed out" },
{ GOT_ERR_INTERRUPT, "operation interrupted" },