fix(sec): upgrade github.com/kataras/iris/v12 to 12.2.0-alpha8

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What happened？

There are 1 security vulnerabilities found in github.com/kataras/iris/v12 v12.0.1

• CVE-2021-23772

What did I do？

Upgrade github.com/kataras/iris/v12 from v12.0.1 to 12.2.0-alpha8 for vulnerability fix

What did you expect to happen？

Ideally, no insecure libs should be used.

How can we automate the detection of these types of issues?

By using the GitHub Actions configurations provided by murphysec, we can conduct automatic code security checks in our CI pipeline.

The specification of the pull request

PR Specification from OSCS