Update php Docker tag to v8.4

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
php	stage	minor	8.1-cli -> 8.4-cli
php	stage	minor	8.2-cli -> 8.4-cli

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Configuration

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[coveralls]

Pull Request Test Coverage Report for Build 7815710098

• 0 of 0 changed or added relevant lines in 0 files are covered.
• 1 unchanged line in 1 file lost coverage.
• Overall coverage decreased (-0.02%) to 86.198%

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Files with Coverage Reduction	New Missed Lines	%
src/Lib/PhpInternals/Types/Zend/ZendExecuteData.php	1	93.26%

Totals
Change from base Build 7815704404:	-0.02%
Covered Lines:	5371
Relevant Lines:	6231

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💛 - Coveralls