wayland-client: add example for bypassing Dispatch #1145

Job	Run time
cargo-deny	31s
format	25s
clippy-check	2m 39s
coverage-main	2m 19s
Documentation on Github Pages	1m 6s
check-minimal	45s
coverage-tests	2m 42s
msrv	2m 1s
coverage-tests (server_system)	2m 28s
coverage-tests (client_system)	2m 26s
coverage-tests (client_system, server_system)	2m 30s
	19m 52s

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