Remove closing from TransportPeerEventHandler #8853

Job	Run time
Typos Check	6s
Unit tests on ubuntu-latest	20m 40s
Lints and doc tests on ubuntu-latest	8m 44s
Unit tests on windows-latest	29m 12s
Lints and doc tests on windows-latest	13m 11s
Unit tests on macos-13	15m 18s
Lints and doc tests on macos-13	9m 59s
Unit tests on macos-14	11m 49s
Lints and doc tests on macos-14	5m 49s
Memory leak checks	2m 13s
CI status checks	1s
	1h 57m 2s

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