As an SRF integrator, I want to be able to use Pillarbox 3.0.0 as well as dependencies in the com.algolia group.

Acceptance criteria

• Pillarbox uses the latest Ktor version from the 2.x branch.

Hints

• Revert Bump ktor from 2.3.12 to 3.0.0 #745
• Issue reported in https://srgssr-ch.slack.com/archives/C01RV7VBNT1/p1731581335433289