Make sure all HTTP requests allow redirects.

[AlanDonohoe]

What's this PR do?

Makes sure all HTTP requests allow redirects.

Background context

The various HTTP calls were not consistent in this regard.

[codecov-commenter]

Codecov Report

Merging #46 (06d1c29) into main (45510d9) will not change coverage.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##             main      #46   +/-   ##
=======================================
  Coverage   99.09%   99.09%           
=======================================
  Files           9        9           
  Lines         444      444           
=======================================
  Hits          440      440           
  Misses          4        4           

Flag	Coverage Δ
unittests	99.09% <100.00%> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
urlbox/urlbox_client.py	100.00% <100.00%> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update c62b7fd...06d1c29. Read the comment docs.