dnsmasq: fix "chown of PID file ... failed"' warning
Summary
Fix "chown of PID file ... failed"' warning
Purpose
dnsmasq wants to chown its PID file when it starts. Add that capability to NetworkManager.
An upcoming version of dnsmasq will print a more specific warning about this.
Checklist
Please read https://gitlab.freedesktop.org/NetworkManager/NetworkManager/-/blob/main/CONTRIBUTING.md before opening the merge request. In particular, check that:
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the subject for all commits is concise and explicative -
the message for all commits explains the reason for the change -
the source is properly formatted -
any relevant documentation is up to date -
you have added unit tests if applicable - (not applicable)
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the NEWS file is updated when the change deserves to be mentioned, for example for new features, behavior changes, API deprecations, etc. - (does not deserve to be mentioned)