wayland-client: add example for bypassing Dispatch #1147

Job	Run time
cargo-deny	40s
clippy-check	1m 24s
format	23s
check-minimal	49s
msrv	1m 56s
coverage-main	1m 32s
coverage-tests	1m 24s
Documentation on Github Pages	1m 13s
coverage-tests (server_system)	1m 18s
coverage-tests (client_system)	1m 19s
coverage-tests (client_system, server_system)	1m 22s
	13m 20s

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