only call path filter callback from calling thread in Longtail_GetFil… #210

Job	Run time
build-linux (debug, static_lib)	21s
build-darwin (debug, static_lib, arm64)	29s
build-linux (debug, shared_lib)	24s
build-win32 (debug, static_lib)	45s
build-darwin (debug, static_lib, x64)	28s
build-linux (debug, cmd)	42s
build-win32 (debug, shared_lib)	1m 8s
build-darwin (debug, shared_lib, arm64)	59s
build-win32 (debug, cmd)	1m 5s
build-darwin (debug, shared_lib, x64)	36s
build-linux (release, static_lib)	1m 3s
build-win32 (release, static_lib)	1m 39s
build-darwin (debug, cmd, arm64)	36s
build-win32 (release, shared_lib)	1m 3s
build-darwin (debug, cmd, x64)	50s
build-linux (release, shared_lib)	1m 18s
build-win32 (release, cmd)	1m 2s
build-darwin (release, static_lib, arm64)	1m 1s
build-linux (release, cmd)	1m 5s
build-darwin (release, static_lib, x64)	1m 29s
build-darwin (release, shared_lib, arm64)	1m 30s
build-darwin (release, shared_lib, x64)	1m 29s
build-darwin (release, cmd, arm64)	1m 2s
build-darwin (release, cmd, x64)	1m 38s
dist-linux	11s
dist-win32	14s
dist-darwin (arm64)	26s
dist-darwin (x64)	24s
create-release	11s
	25m 8s

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