Re-enabled VPR routing through WEMUX.WE for SRLs.
Re-enabled VPR routing through WEMUX.WE for SRLs.

Signed-off-by: Maciej Kurc <572803cc6e8d7bb35033942e4b03254951a2e0d6@antmicro.com>

SymbiFlow/symbiflow-arch-defs,SymbiFlow/symbiflow-arch-defs