Updated the tests.

...ompare/expected-sci-bibliography-unsolicited-lualatex.pdf

...ompare/expected-sci-bibliography-unsolicited-pdflatex.pdf

test/mu/compare/expected-sci-color-lualatex.pdf

test/mu/compare/expected-sci-color-pdflatex.pdf

test/mu/compare/expected-sci-czech-female-lualatex.pdf

test/mu/compare/expected-sci-czech-female-pdflatex.pdf

test/mu/compare/expected-sci-czech-lualatex.pdf

test/mu/compare/expected-sci-czech-male-lualatex.pdf

test/mu/compare/expected-sci-czech-male-pdflatex.pdf

test/mu/compare/expected-sci-czech-pdflatex.pdf

...compare/expected-sci-digital-emptyassignment-lualatex.pdf

...compare/expected-sci-digital-emptyassignment-pdflatex.pdf

...mu/compare/expected-sci-digital-noassignment-lualatex.pdf

...mu/compare/expected-sci-digital-noassignment-pdflatex.pdf

.../expected-sci-digital-someassignment-oneside-lualatex.pdf

.../expected-sci-digital-someassignment-oneside-pdflatex.pdf

.../expected-sci-digital-someassignment-twoside-lualatex.pdf

.../expected-sci-digital-someassignment-twoside-pdflatex.pdf

test/mu/compare/expected-sci-english-lualatex.pdf

test/mu/compare/expected-sci-english-pdflatex.pdf