Store SNR from all channels as netcdf

[HolgerPollyNet]

or is this already possible with the safe product list option @ZPYin ?

[ZPYin]

It's not in the Product Save List yet...

See the complete product list below:

short name	description
overlap	overlap functions
aerProfFR	Profiles of aerosol optical properties derived from far-range channels
aerProfNR	Profiles of aerosol optical properties derived from near-range channels
aerProfOC	Profiles of aerosol optical properties derived from overlap-corrected siganls
aerAttBetaFR	Attenuated backscatter from far-range channels
aerAttBetaNR	Attenuated backscatter from near-range channels
aerAttBetaOC	Attenuated backscatter from overlap-corrected signals
WVMR_RH	water vapor mixing ratio and relative humidity
volDepol	volume depolarization ratio with high spatiotemporal resolution
quasiV1	High spatiotemporal resolved optical properties derived from quasi-retrieval (version 1)
quasiV2	High spatiotemporal resolved optical properties derived from quasi-retrieval (version 2)
tc	target classifications derived from quasiV1
tcv2	target classifications derived from quasiV2
cloudinfo	cloud mask

You can create new entry of product list in polly_global_config.json, and define operations for the new entry in PicassoProV3 https://github.com/PollyNET/Pollynet_Processing_Chain/blob/8a0c6e9d156cf99abf3984992abd179a26a64b22/lib/interface/picassoProcV3.m#L4713-L4800

[HolgerPollyNet]

After thinking about, I do not know if this is really needed. --> but maybe for higher versions