xc/xc7/techmap: add missing GTGREFCLKn_INVERTED parameters
xc/xc7/techmap: add missing GTGREFCLKn_INVERTED parameters

Signed-off-by: Jan Kowalewski <2e8e4e3eff87a9260f1f165e4a72a8840d9a1b45@antmicro.com>

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