Fix ContextClassLoader propagation for poll tasks #2320

Job	Run time
Unit test with docker service [JDK8]	13m 53s
Code format	46s
Unit test with in-memory test service [Edge]	10m 34s
Unit test with cloud	17s
Build native test server / Build native test server (ubuntu-24.04-arm, linux, arm64)	6m 23s
Build native test server / Build native test server (ubuntu-latest, linux, amd64, true)	6m 11s
Build native test server / Build native test server (windows-latest, windows, amd64)	6m 17s
Build native test server / Build native test server (macos-latest, macOS, arm64)	4m 3s
Build native test server / Build native test server (ubuntu-latest, linux, amd64, false)	6m 33s
Build native test server / Build native test server (macos-15-intel, macOS, amd64)	9m 47s
	1h 4m 44s

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