Update yosys plugins package version to match symbiflow-arch-defs.
Update yosys plugins package version to match symbiflow-arch-defs.

Signed-off-by: Tim Callahan <ea16a3c075a6a229c9a452aa4faba7441b41c040@google.com>

SymbiFlow/symbiflow-examples,SymbiFlow/symbiflow-examples