deprecated static::method() calls for PHP 8.2

[Jimmi08]

discussed in #4987

Motivation and Context

PHP 8.2 fix

Description

see #4987

How Has This Been Tested?

It wasn't tested. PR created by editing file directly.

Types of Changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Performance enhancement (non-breaking change which improves efficiency)
• Code cleanup (non-breaking change which makes code smaller or more readable)
• Breaking change (fix or feature that would cause existing functionality to change)
• Documentation (a change to man pages or other documentation)

Checklist

• My code adheres to the e107 code style standard.
• I have read the contributing document.
• I have added tests to cover my changes.
• All new and existing tests pass.