tests(*): fix azure plugin test due to mockbin sunset

[windmgc]

Summary

This PR fixes the azure plugin test failure due to mockbin.org sunset.

Checklist

• The Pull Request has tests
• [na] A changelog file has been created under changelog/unreleased/kong or skip-changelog label added on PR if changelog is unnecessary. README.md
• [na] There is a user-facing docs PR against https://github.com/Kong/docs.konghq.com - PUT DOCS PR HERE

Fix

[chronolaw]

It seems to be related to #11878

[AndyZhang0707]

@windmgc the disable PR #11878 has been merged, so please remember to update your development branch and re-enable the test.

[team-gateway-bot]

The backport to release/3.4.x failed:

The process '/usr/bin/git' failed with exit code 1

To backport manually, run these commands in your terminal:

# Fetch latest updates from GitHub
git fetch
# Create a new working tree
git worktree add .worktrees/backport-release/3.4.x release/3.4.x
# Navigate to the new working tree
cd .worktrees/backport-release/3.4.x
# Create a new branch
git switch --create backport-11879-to-release/3.4.x
# Cherry-pick the merged commit of this pull request and resolve the conflicts
git cherry-pick -x --mainline 1 f4e54a07d9459eae88ba691f1ec52b0443136c3b
# Push it to GitHub
git push --set-upstream origin backport-11879-to-release/3.4.x
# Go back to the original working tree
cd ../..
# Delete the working tree
git worktree remove .worktrees/backport-release/3.4.x

Then, create a pull request where the base branch is release/3.4.x and the compare/head branch is backport-11879-to-release/3.4.x.

[chobits]

also backport this pr to releases/3.2.x in this PR:#12031