Update symfony/process

[CalumChamberlain]

Description

Updated the symfony/process dependancy to allow version 7

Motivation and context

Why is this change required? What problem does it solve?

Laravel 11 recently released and now required symfony/process: 7

How has this been tested?

Please describe in detail how you tested your changes.

I forked this project, updated the dependancy and required into our upgraded Laravel 11 project and all seems to be working as before.

Checklist:

Go over all the following points before making your PR:

• I have read the CONTRIBUTING document.
• My pull request addresses exactly one patch/feature.
• I have created a branch for this patch/feature.
• I have added tests to cover my changes.
• If my change requires a change to the documentation, I have updated it accordingly.

If you're unsure about any of these, don't hesitate to ask. We're here to help!

[tigitz]

Thank you @CalumChamberlain

[jwhulette]

@tigitz Could we get a new tag with this included for Laravel 11 support?

[tigitz]

@jwhulette, thanks for the reminder!

0.7.0 is now released

I've also taken the time to update the library to fully support PHP 8.3.