I am getting below issue while upgrading to Magento version 2.4.4 on php 8
Your requirements could not be resolved to an installable set of packages.
Problem 1 - phpunit/phpunit 6.5.14 requires php ^7.0 -> your PHP version (8.1.4) does not satisfy that requirement. - phpunit/phpunit 6.5.9 requires php ^7.0 -> your PHP version (8.1.4) does not satisfy that requirement. - phpunit/phpunit 6.5.8 requires php ^7.0 -> your PHP version (8.1.4) does not satisfy that requirement. - phpunit/phpunit 6.5.7 requires php ^7.0 -> your PHP version (8.1.4) does not satisfy that requirement. - phpunit/phpunit 6.5.6 requires php ^7.0 -> your PHP version (8.1.4) does not satisfy that requirement. - phpunit/phpunit 6.5.5 requires php ^7.0 -> your PHP version (8.1.4) does not satisfy that requirement. - phpunit/phpunit 6.5.4 requires php ^7.0 -> your PHP version (8.1.4) does not satisfy that requirement. - phpunit/phpunit 6.5.3 requires php ^7.0 -> your PHP version (8.1.4) does not satisfy that requirement. - phpunit/phpunit 6.5.2 requires php ^7.0 -> your PHP version (8.1.4) does not satisfy that requirement. - phpunit/phpunit 6.5.14 requires php ^7.0 -> your PHP version (8.1.4) does not satisfy that requirement. - phpunit/phpunit 6.5.13 requires php ^7.0 -> your PHP version (8.1.4) does not satisfy that requirement. - phpunit/phpunit 6.5.12 requires php ^7.0 -> your PHP version (8.1.4) does not satisfy that requirement. - phpunit/phpunit 6.5.11 requires php ^7.0 -> your PHP version (8.1.4) does not satisfy that requirement. - phpunit/phpunit 6.5.10 requires php ^7.0 -> your PHP version (8.1.4) does not satisfy that requirement. - phpunit/phpunit 6.5.1 requires php ^7.0 -> your PHP version (8.1.4) does not satisfy that requirement. - phpunit/phpunit 6.5.0 requires php ^7.0 -> your PHP version (8.1.4) does not satisfy that requirement. - Installation request for phpunit/phpunit ~6.5.0 -> satisfiable by phpunit/phpunit[6.5.0, 6.5.1, 6.5.10, 6.5.11, 6.5.12, 6.5.13, 6.5.14, 6.5.2, 6.5.3, 6.5.4, 6.5.5, 6.5.6, 6.5.7, 6.5.8, 6.5.9].
Do we need to upgrade the phpunit version manually?