work around libgfortran install issue on FreeBSD

Author: martin-frbg

.cirrus.yml

@@ -154,6 +154,7 @@ FreeBSD_task:
     image_family: freebsd-13-2
   install_script:
   - pkg update -f && pkg upgrade -y && pkg install -y gmake gcc 
+  - ln -s /usr/local/gcc12/lib/libgfortran.so.5.0.0 /usr/lib/libgfortran.so
   compile_script:
   - gmake CC=clang FC=gfortran USE_OPENMP=1 CPP_THREAD_SAFETY_TEST=1