Edit ConfigForm.php

Closes #3511020

Fix constructor arguments and service injection for D11 support by tarawij

• Corrected constructor signature and service injection to comply with D11 standards.
• Fixed the order of dependencies in the factory method.
• Improved row calculation logic for better readability.
• Updated row calculation comment for clarity.

Thanks to the original author kishan kumar for the initial work on this Issue #3511020 MR-17

mentioned in commit issue/linked_field-3511020@f768fe65

added 2 commits

• f768fe65 - Fix constructor arguments and service injection for D11 support (#3511020)
• cdf07c49 - Fix indentation and spacing

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added 1 commit

• 600c492f - White spacing touch up

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