Test on PHP 8.3 and update test environment

[clue]

Builds on top of:

• Update test suite and report failed assertions #501 and Run 8.2 on CI #491
• Test on PHP 8.3 and update test environment stream#172
• Test against php 8.3 dns#217 and Update test environment dns#218
• Test on PHP 8.3 and update test environment event-loop#269
• Test on PHP 8.3 and update test environment socket#310
• [4.x] Run tests on PHP 8.3 and update test suite async#81 and [3.x] Run tests on PHP 8.3 and update test suite async#83 and [2.x] Run tests on PHP 8.3 and update test suite async#84
• [3.x] Run tests on PHP 8.3 and update test suite promise#255 and [2.x] Run tests on PHP 8.3 and update test suite promise#256 and [1.x] Run tests on PHP 8.3 and update test suite promise#257
• Test on PHP 8.3 and update test environment http#508
• Run tests on PHP 8.3 and update test suite promise-stream#39
• Run tests on PHP 8.3 and update test suite child-process#105
• Run tests on PHP 8.3 and update test suite cache#55
• Run tests on PHP 8.3 and update test suite promise-timer#68