Explicitly re-export href

[gadomski]

Related Issue(s):

• Accidentally removed in Always write /-delimited paths #1125

Description:

Discovered in stactools CI: https://github.com/stac-utils/stactools/actions/runs/5424579095/jobs/9864137816?pr=452#step:5:38. Includes a version bump to v1.8.2 to pick up the fix 🤦🏼

PR Checklist:

• pre-commit hooks pass locally
• Tests pass (run scripts/test)
• Documentation has been updated to reflect changes, if applicable
• This PR maintains or improves overall codebase code coverage.
• Changes are added to the CHANGELOG. See the docs for information about adding to the changelog.

[codecov]

Codecov Report

Patch coverage: 100.00% and no project coverage change.

Comparison is base (9725136) 92.00% compared to head (6ea8ddb) 92.01%.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1182   +/-   ##
=======================================
  Coverage   92.00%   92.01%           
=======================================
  Files          51       51           
  Lines        6808     6809    +1     
  Branches     1007     1007           
=======================================
+ Hits         6264     6265    +1     
  Misses        368      368           
  Partials      176      176           

Impacted Files	Coverage Δ
pystac/link.py	91.58% <100.00%> (+0.04%)	⬆️
pystac/version.py	100.00% <100.00%> (ø)

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