phyHandling: fix compilation with Clang, fix incorrect log output

[Mixaill]

Description

• fix variable 'ulPHYLinkStatus' is uninitialized when used here [-Werror,-Wuninitialized] on Clang 17
• fix incorrect operation (|= instead of &) in printf, which leads to the always high output

Checklist:

• [x] I have tested my changes. No regression in existing tests.
• [ ] I have modified and/or added unit-tests to cover the code changes in this Pull Request.

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[Mixaill]

@htibosch fixed according to review

[Mixaill]

@htibosch

I also had to remove ulPHYLinkStatus completely, otherwise it causes error: variable ‘ulPHYLinkStatus’ set but not used [-Werror=unused-but-set-variable] when configPRINTF is no-op.