Update rendezvous_mediator.rs #843

Job	Run time
run-ci / x86_64-pc-windows-msvc (windows-2019)	20m 52s
run-ci / build rustdesk ios ipa ${{ matrix.job.target }} (${{ matrix.job.os }}) [${{ matrix.job.extra-build-features }}]	0s
run-ci / x86_64-apple-darwin (macos-latest) []	11m 41s
run-ci / i686-pc-windows-msvc (windows-2019)	12m 55s
run-ci / build-rustdesk(sciter) ${{ matrix.job.target }} (${{ matrix.job.os }}) [${{ matrix.job.extra-build-features }}]	0s
run-ci / generate-bridge-linux / generate_bridge (x86_64-unknown-linux-gnu, ubuntu-20.04)	1m 16s
run-ci / build rustdesk android apk aarch64-linux-android (ubuntu-20.04) []	10m 36s
run-ci / build-rust-lib x86_64-unknown-linux-gnu (ubuntu-20.04) []	15m 33s
run-ci / build rustdesk android apk armv7-linux-androideabi (ubuntu-20.04) []	11m 6s
run-ci / build-rust-lib x86_64-unknown-linux-gnu (ubuntu-20.04) [flatpak]	14m 43s
run-ci / build-rust-lib ${{ matrix.job.target }} (${{ matrix.job.os }}) [${{ matrix.job.extra-build-features }}]	0s
run-ci / build-rust-lib x86_64-unknown-linux-gnu (ubuntu-20.04) [appimage]	16m 46s
run-ci / build-rustdesk ${{ matrix.job.target }} (${{ matrix.job.os }}) [${{ matrix.job.extra-build-features }}]	0s
run-ci / build-rustdesk x86_64-unknown-linux-gnu (ubuntu-18.04) []	9m 13s
run-ci / build-rustdesk x86_64-unknown-linux-gnu (ubuntu-18.04) [flatpak]	7m 1s
run-ci / build-rustdesk x86_64-unknown-linux-gnu (ubuntu-18.04) [appimage]	6m 45s
run-ci / Build Flatpak (x86_64-unknown-linux-gnu, ubuntu-18.04, x86_64)	4m 38s
	2h 23m 5s

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