Restyle Do not require account-level permissions for Azure tree (#4583)
Restyle Do not require account-level permissions for Azure tree (#4583)

* Do not require account-level permissions for Azure tree

* Only allow the existence check to pass without error if it failed due to authorization issues

* Update dvc/tree/azure.py

Co-authored-by: Ruslan Kuprieiev <f6538312ce47017d734b1357aabc970ebf896e32@gmail.com>

* Update dvc/tree/azure.py

Co-authored-by: Ruslan Kuprieiev <f6538312ce47017d734b1357aabc970ebf896e32@gmail.com>

* Restyled by isort

* Update azure.py

Co-authored-by: Matt Hollingsworth <1fa2ef4755a9226cb9a0a4840bd89b158ac71391@carta.healthcare>
Co-authored-by: Matt Hollingsworth <5905e79f2c986a467e858267211066a8f9e80d7a@gmail.com>
Co-authored-by: Ruslan Kuprieiev <f6538312ce47017d734b1357aabc970ebf896e32@gmail.com>
Co-authored-by: Restyled.io <eb8d3fd3977bb570908ffc25e24391520747defb@restyled.io>
dmpetrov/dataversioncontrol,dmpetrov/dataversioncontrol,efiop/dvc,efiop/dvc