Add VIIRS DA capability for the vector formatted land-only DA workflow

[yuanxue2870]

Describe your changes

Summarise all code changes included in PR:

1. added VIIRS DA in the workflow wrapper;
2. reset default WINLEN and FCSTHR to incorporate VIIRS obs. in the cycle properly without impacting IMS and GHCN DA.

List any associated PRs in the submodules.

1. Add VIIRS SCF processing capability and merge with current IMS_proc land-SCF_proc#7
2. Add VIIRS DA capability for the vector formatted land-only DA workflow land-DA_update#23

Issue ticket number and link

List the git Issue that this PR addresses:
#32

Test output

Is this PR expected to pass the DA_IMS_test (ie., does it change the output)?
Yes.

Does it pass the DA_IMS_test?
Yes.

If changes to the test results are expected, what are these changes? Provide a link to the output directory when running the test:
N/A.

Checklist before requesting a review

• My branch being merged is up to date with the latest develop.
• I have performed a self-review of my code by examining the differences that will be merged.
• I have not made any unnecessary code changes / changed any default behavior.
• My code passes the DA_IMS_test, or differences can be explained.

[yuanxue2870]

Please review: @ClaraDraper-NOAA, @YoulongXia-NOAA, @tsga

Thank you!