community/synapse: upgrade break installation (dep. py3-matrix-common)

/usr/bin/python3 -m synapse.app.homeserver --config-path=/etc/synapse/homeserver.yaml
ERROR:root:Needed matrix-common==1.0.0, got matrix-common==1.1.0
Missing Requirements: "matrix-common==1.0.0"

because edge deliver a newer version: py3-matrix-common-1.1.0-r0 x86_64 {py3-matrix-common} (Apache-2.0) [installed]

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