fix(submodules): fixed an error if reaching out submodule path. - small UI fixes - cleanups of submodule code

chore(http-client): small refactor and use fstrings

fix(jupyter): Catching validation error in order to avoid app crash ic case of formatting issues. Fixes: RCCE-26

fix(LFS): added git lfs push --all <GIT-URL> option's related changes.

fix(pyroutes): fixed generated JS routes for EE

fix(LFS): fixed pull_changes method to support a new (sync_large_objects) flag, updated all parts that will use a new flag. Fixes: RCCE-8

fix(changeset): fixed incosistent behaviour of rendering gravatars in commit view. Fixes RCCE-25

chore(code-formatting): use f-string

fix(git): fixed strip command to always require a valid branch name for git. unless specific branch is given git strip doesn't really work fine

fix(jupiter): sanitizing rendering (HTML) of jupyter notebooks, upgraded bleach version. Fixes RCCE-15, RCCE-14