refactor: make random-order CLI tests deterministic

[michalsn]

Description
This PR stabilizes CLI tests under random execution order and fixes some static analysis types.

Ref: #9968

Checklist:

• Securely signed commits
• Component(s) with PHPDoc blocks, only if necessary or adds value (without duplication)
• Unit testing, with >80% coverage
• User guide updated
• Conforms to style guide

[michalsn]

Thanks!

[paulbalandan]

I am creating a test that verifies the components are truly running now in random, and this CLI test randomly fails:

PHPUnit 11.5.55 by Sebastian Bergmann and contributors.

Runtime:       PHP 8.5.3 with Xdebug 3.5.1
Configuration: /Users/paul/Workspace/CodeIgniter4/phpunit.xml.dist
Random Seed:   1772303183

F.stty: stdin isn't a terminal
...........stty: stdin isn't a terminal
........stty: stdin isn't a terminal
............stty: stdin isn't a terminal
.....stty: stdin isn't a terminal
stty: stdin isn't a terminal
..stty: stdin isn't a terminal
..stty: stdin isn't a terminal
..stty: stdin isn't a terminal
..................stty: stdin isn't a terminal
... 65 / 72 ( 90%)
.stty: stdin isn't a terminal
.stty: stdin isn't a terminal
.....                                                           72 / 72 (100%)

Time: 00:03.497, Memory: 26.00 MB

There was 1 failure:

1) CodeIgniter\CLI\CLITest::testWriteForegroundWithColorAfter
Failed asserting that two strings are identical.
--- Expected
+++ Actual
@@ @@
-'�[0;31mred �[0m�[0;32mgreen�[0m
+'
+�[0;31mred �[0m�[0;32mgreen�[0m
 '

/Users/paul/Workspace/CodeIgniter4/tests/system/CLI/CLITest.php:367

FAILURES!
Tests: 72, Assertions: 159, Failures: 1.

Generating code coverage report in Clover XML format ... done [00:00.521]

Generating code coverage report in HTML format ... done [00:03.959]

[michalsn]

I will try to look into this - thanks!

[michalsn]

I have sent a PR with a fix: #10014