Bump litgitpuller v0.2.1 to fix file upload

Author: juntyr

requirements.txt

@@ -18,7 +18,7 @@ jupyterlab-night~=0.4.6
 # JupyterLab: import files from URLs
 jupyterlab-open-url-parameter~=0.3.0
 # JupyterLite: import a GitHub repo from its URL
-litegitpuller~=0.1.1
+litegitpuller~=0.2.1
 # JupyterLab: read-only access to GitHub repos through an additional file browser
 # FIXME: makes creating new notebooks difficult, as the read-only repo gets priority
 #        blocked on https://github.com/jupyterlab/jupyterlab/issues/15629