DNSMasq stable on Debian 13

[DavidePrincipi]

• Check the upgrade to Debian 13 stable DNSMasq package.
• Configure automatic updates in Mend Renovate "dockerfile" manager (datasource "deb")

Discussion (@Tbaile) https://mattermost.nethesis.it/nethesis/pl/xx1i9xmnrtbi7gdiifw1u7j1by

[mrmarkuz]

QA

Target: ghcr.io/nethserver/dnsmasq:1.2.2-dev.1

Test case 1 - "Fresh install"

• Install the testing version and configure Dnsmasq
• Enable DHCP and DNS
• Create a DNS record for testing like "testrecord.org"
• Check on a client device, if DHCP is working and the client is able to resolve the created DNS record

Test case 2 - "Update"

• Install the stable version and configure Dnsmasq
• Enable DHCP and DNS
• Create a DNS record for testing like "testrecord.org"
• Start up a client device, it should get an IP via DHCP.
• Update Dnsmasq to the testing version
• Check if the client is able to resolve the created DNS record
• Reboot the client device and check if DHCP is still working

[stephdl]

Verification

test case 1 direct install => verified
test case 2 upgrade => verified