Release v1.2.3 for Debian packaging of iso2mesh 1.9.8

• fix implicit function declarations in nl_single_file.c #1, by @fweimer-rh , and [5099c5e]
• patch to build on arm64 apple silicon [88c19a9]

Meshfix v1.2.2 for packaging iso2mesh for Debian

Update CMakeLists.txt

Meshfix v1.2.1 for packaging iso2mesh

compile on fedora