python312Packages.docling-ibm-models: fix build

Author: drupol

pkgs/development/python-modules/docling-ibm-models/default.nix

@@ -48,6 +48,7 @@ buildPythonPackage rec {
   pythonRelaxDeps = [
     "lxml"
     "mean_average_precision"
+    "pillow"
     "torchvision"
   ];