Allow psr/log v2 and v3

[simPod]

Q	A
Bug fix?	no
New feature?	no
BC breaks?	no
Deprecations?	no
License	MIT

What's in this PR?

Extend constraints for psr/log

Why?

Cannot install new version of psr/log

Example Usage

composer require psr/log

Checklist

• [ ] Updated CHANGELOG.md to describe BC breaks / deprecations | new feature | bugfix
• [x] Documentation pull request created (if not simply a bugfix)

To Do

• [ ] Should I change changelog?

[dbu]

thanks. tagged as https://github.com/php-http/logger-plugin/releases/tag/1.2.2