What this MR does / why does DuMux need it:
Remove duplicate calculation of density/mole-denstiy in 2pncVolVars
Notes for the reviewer
Fixes #1172 (closed)
Before you request a review from someone, make sure to revise the following points:
does the new code follow the style guide?
do the test pipelines pass? (see guide on how to run pipelines for a merge request)
is the code you changed and/or the new code you wrote covered in the test suite? (if not, extend the existing tests or write new ones)
does your change affect public interfaces or behavior, or, does it introduce a new feature? If so, document the change in
is the list of the header includes complete? ("include what you use")
all files have to end with a
\ncharacter. Make sure there is no
\ No newline at end of filecomment in "Changes" of this MR.