dropbox-sdk-python

Release Notes:

• Remove the pin for urllib3 (#507)

Release Notes:

• Fix incorrect pin of requests (#505)

Release Notes:

• Fixes to Restore CI (#492, #501)
• Fixes to doc generation (#500, #503)
• Manual Spec Update ([#498](https://github.com/dropbox/dropbox-sdk-pytho...

• Fix invalid specifier in stone requirement (https://github.com/dropbox/dropbox-sdk-python/pull/456)

This is a second attempt, since v11.36.1 didn't quite work right.

• Fix invalid specifier in stone requirement (#456)