fix phpunit10 deprecations

[remicollet]

Description

1 test triggered 1 PHPUnit deprecation:

1) Test\WebTest::testGetColorObjBad
Data Provider method Test\WebTest::getBadColor() is not static

/dev/shm/BUILD/tc-lib-color-44dd214d6ccd6970b87ab54615b59015707fb888/test/WebTest.php:209

...

Checklist:

• [ ] The make buildall command has been run successfully without any error or warning.
• [ ] Any new code line is covered by unit tests and the coverage has not dropped.
• [ ] Any new code follows the style guidelines of this project.
• [ ] The code changes have been self-reviewed.
• [ ] Corresponding changes to the documentation have been made.
• [ ] The version has been updated in the VERSION file.

Type of change:

• [ ] Bug fix (non-breaking change which fixes an issue) → The patch number in the VERSION file has been increased.
• [ ] New feature (non-breaking change which adds functionality) → The minor number in the VERSION file has been increased.
• [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected) → The major number in the VERSION file has been increased.
• [ ] Automation.
• [ ] Documentation.
• [ ] Example.
• [x] Testing.

[remicollet]

Same change can be applied to all data providers in all projects ;)

[nicolaasuni]

@remicollet Thank you for that. I will push a bulk release later.

[nicolaasuni]

Closing this as I changed all the test data providers methods in buld for all tc-lib-* projects, including this. Thank you again.