chore: update CFF and codemeta

chore: update NEWS, codemeta, cff

docs: use code instead of link for sf in pkg Rd file

[ci-skip]

fix: revert "remove export and theme args from mf_init() and mf_expor…

…t()"

This reverts commit 2454035.

ci: update ci/cd workflows

chore: update cff, codemeta and NEWS

cran release

docs: update codemeta

fix: correct the color assignment in 'choro', 'prop_choro' and 'symb_…

…choro'

submit to CRAN ASAP
see #56

test: remove faulty tests

CRAN release ?

docs: increase version (patch)

CRAN submission