chore: update ubuntu runners to ubuntu-24.04 (#252) #1433

Job	Run time
markdown_lint	6s
Build on ubuntu-latest	6m 32s
Check zenoh-java using Rust 1.75	1m 21s
Build on macos-latest	5m 14s
CI status checks	1s
Publish Android snapshot package	0s
Publish JVM snapshot package	0s
	13m 14s

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