Update dust scale factors for Dust DEAD using meteorlogy friction velocity

[yuanjianz]

Name and Institution (Required)

Name: Yuanjian Zhang Institution: WashU

Describe the update

A companion update to HEMCO dust DEAD scheme update https://github.com/geoschem/HEMCO/pull/279: use meterology Ustar for dust emission

Expected changes

Scale 2016 annual dust emission to 2000 Tg based on Meng et al., GMD, 2021 https://gmd.copernicus.org/articles/14/4249/2021/

Related Github Issue

https://github.com/geoschem/HEMCO/issues/278

Pending changes

~~1. CHANGELOG.md~~ 2. GCAP2 dust scale factors