Remove C++ 17 classifier from project metadata in pyproject.toml

Author: skilledwolf

pyproject.toml

@@ -21,7 +21,6 @@ classifiers = [
   "Programming Language :: Python",
   "Programming Language :: Python :: 3",
   "Programming Language :: C++",
-  "Programming Language :: C++ :: 17",
   "Operating System :: MacOS",
   "Operating System :: POSIX :: Linux",
   "Topic :: Scientific/Engineering :: Physics",