K1CALCS

Channels in JGW-L2314962

It's related to klog#34778
They were updated based on the latest value of optical gain of DARM and ETMX actuator efficiencies in klog#34777.

Changes were accepted on observation.snap (Fig.1-2), down.snap (Fig.3-4), and safe.snap (Fig.5-6).
Finally, numerical rounding errors were reverted after re-loading observation.snap as shown in Fig.7.