fix: Remove unnecessary code from the diff command #738

Job	Run time
Lint CS	20s
AutoReview Tests	16s
Wait for the PHAR & Docker images	9m 10s
Unit Tests (PHP 8.1, locked)	22s
Unit Tests (PHP 8.1, lowest)	34s
Update the RequirementChecker	0s
Unit Tests (PHP 8.1, highest)	25s
Unit Tests (PHP 8.2, highest)	28s
Unit Tests (PHP 8.3, highest, --ignore-platform-req=php+)	1m 12s
End-to-End Tests (_test_e2e_pass_no_config_min_composer_php, ghcr.io/box-project/box_php725)	21s
End-to-End Tests (_test_e2e_pass_no_config_min_box_php, ghcr.io/box-project/box_php81)	25s
End-to-End Tests (_test_e2e_pass_complete_min_composer_php, ghcr.io/box-project/box_php725)	15s
End-to-End Tests (_test_e2e_pass_complete_min_box_php, ghcr.io/box-project/box_php81)	27s
End-to-End Tests (_test_e2e_fail_complete_min_composer_php, ghcr.io/box-project/box_php725)	14s
End-to-End Tests (_test_e2e_fail_complete_min_box_php, ghcr.io/box-project/box_php81)	27s
End-to-End Tests (_test_e2e_skip_min_composer_php, ghcr.io/box-project/box_php725)	22s
End-to-End Tests (_test_e2e_pass_complete_requirement_checker_not_disabled, ghcr.io/box-project/b...	23s
End-to-End Tests (_test_e2e_fail_conflict, ghcr.io/box-project/box_php81)	32s
RequirementChecker status	1s
	16m 14s

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