update librarian

[wolnelektury.git] / lib / librarian

diff --git a/lib/librarian b/lib/librarian
index d40c12d..21f76f4 160000 (submodule)
--- a/lib/librarian
+++ b/lib/librarian
@@ -1 +1 @@
-Subproject commit d40c12d3083953a9ecc4c9d4319d464d0a950414
+Subproject commit 21f76f412d83effaa5569ba4bb8f5d0742ed9d2f