Your requirements could not be resolved to an installable set of packages.
Problem 1
- Root composer.json requires phpro/grumphp ^1.16 || ^2.0 <2.5 -> satisfiable by phpro/grumphp[v1.16.0, v2.0.0, ..., v2.4.0].
- Root composer.json requires roave/security-advisories dev-latest -> satisfiable by roave/security-advisories[dev-latest].
- phpro/grumphp[v1.16.0, v2.0.0, ..., v2.2.0] require symfony/process ~5.4 || ~6.0 -> satisfiable by symfony/process[v6.1.0, v6.1.3, v6.1.11].
- phpro/grumphp[v2.3.0, ..., v2.4.0] require symfony/process ^5.4 || ^6.0 || ^7.0 -> satisfiable by symfony/process[v6.1.0, v6.1.3, v6.1.11].
- roave/security-advisories dev-latest conflicts with symfony/process v6.1.11.