feat!: move serialization into zenoh-ext #8928

Job	Run time
Typos Check	5s
Lints and doc tests on ubuntu-latest	3m 28s
Unit tests on ubuntu-latest	20m 59s
Lints and doc tests on windows-latest	8m 28s
Lints and doc tests on macos-13	9m 25s
Unit tests on windows-latest	35m 39s
Lints and doc tests on macos-14	3m 33s
Unit tests on macos-13	17m 1s
Unit tests on macos-14	12m 23s
Memory leak checks	0s
CI status checks	1s
	1h 51m 2s

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