ICSHWI-17505: Use new backplane trigger configuration
LLRF start to RX18 (2) LLRF end to TX18 (3) Beam Start and Beam end to TX19 (5) - flip flop
Closes ICSHWI-17505
LLRF start to RX18 (2) LLRF end to TX18 (3) Beam Start and Beam end to TX19 (5) - flip flop
Closes ICSHWI-17505