Update durabletask dependency in dapr-ext-workflow

[cgillum]

Description

Updating the Workflow SDK library to reference the latest durabletask library as a dependency.

Issue reference

Fixes #627 (via microsoft/durabletask-python#21)

Checklist

Please make sure you've completed the relevant tasks for this PR, out of the following list:

• Code compiles correctly
• Created/updated tests
• Extended the documentation

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (3741ddb) 86.16% compared to head (1396a04) 86.16%.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #634   +/-   ##
=======================================
  Coverage   86.16%   86.16%           
=======================================
  Files          75       75           
  Lines        3737     3737           
=======================================
  Hits         3220     3220           
  Misses        517      517           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.