ci(backport): Update CI workflows and use Trusted Publishers

[matthewfeickert]

Description

• Backport components of:
  • PR ci: Use PyPI Trusted Publisher for publishing package #2183
  • PR chore: Remove GKE mybinder build #2189
  • PR chore: [pre-commit.ci] pre-commit autoupdate #2193
  • PR build(deps): bump pypa/gh-action-pypi-publish from 1.8.5 to 1.8.6 #2195

Checklist Before Requesting Reviewer

• Tests are passing
• "WIP" removed from the title of the pull request
• Selected an Assignee for the PR to be responsible for the log summary

Before Merging

For the PR Assignees:

• Summarize commit messages into a comprehensive review of the PR

* Backport components of:
   - PR https://github.com/scikit-hep/pyhf/pull/2183
   - PR https://github.com/scikit-hep/pyhf/pull/2189
   - PR https://github.com/scikit-hep/pyhf/pull/2193
   - PR https://github.com/scikit-hep/pyhf/pull/2195

[codecov]

Codecov Report

❗ No coverage uploaded for pull request base (release/v0.7.x@ea46fe1). Click here to learn what that means.
Patch has no changes to coverable lines.

Additional details and impacted files

@@                Coverage Diff                @@
##             release/v0.7.x    #2204   +/-   ##
=================================================
  Coverage                  ?   98.05%           
=================================================
  Files                     ?       69           
  Lines                     ?     4532           
  Branches                  ?      801           
=================================================
  Hits                      ?     4444           
  Misses                    ?       54           
  Partials                  ?       34           

Flag	Coverage Δ
contrib	27.51% <0.00%> (?)
unittests-3.10	96.31% <0.00%> (?)
unittests-3.11	96.31% <0.00%> (?)
unittests-3.7	96.29% <0.00%> (?)
unittests-3.8	96.33% <0.00%> (?)
unittests-3.9	96.35% <0.00%> (?)

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

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