Stop obeying Brill's demand of a M$ font since they don't care about my work...

Stop obeying Brill's demand of a M$ font since they don't care about my work anyway and it messes my graphs up

manifest.scm

 (use-modules (guix packages)
              (gnu packages base)
              (gnu packages fontutils)
+             (gnu packages fonts)
              (gnu packages graphviz)
              (gnu packages haskell-xyz)
              (gnu packages pdf)
-             (gnu packages texlive)
-             (nongnu packages fonts))
+             (gnu packages texlive))
 
 (let
   ((pandoc-fignos (load "pandoc-fignos.scm"))
    (pandoc-secnos (load "pandoc-secnos.scm")))
   (packages->manifest
     (list fontconfig
-          font-microsoft-times-new-roman
-          gnu-make graphviz
+          font-libertinus
+          gnu-make
+          graphviz
           pandoc
           poppler
           texlive