Update recipes/libthermo/build_libthermo.sh
Update recipes/libthermo/build_libthermo.sh

Co-authored-by: Uwe L. Korn <61df1ade108ad4f778ae80c035cf888799bb0fe0@users.noreply.github.com>
johanneskoester/staged-recipes,ocefpaf/staged-recipes,johanneskoester/staged-recipes,conda-forge/staged-recipes,ocefpaf/staged-recipes,conda-forge/staged-recipes