update MACOSX_DEPLOYMENT_TARGET to the nanobind minimum, since cibuildwheel seems to override it anyway

Author: nmwsharp

.github/workflows/cibuildwheel_config.toml

@@ -14,13 +14,11 @@ repair-wheel-command = "auditwheel repair --exclude libEGL.so.1 -w {dest_dir} {w
 [tool.cibuildwheel.environment.linux]
 CMAKE_ARGS = "DPOLYSCOPE_BACKEND_OPENGL3_EGL=ON"
 
-# Required by nanobind for C++17. Technically it should be 10.14 
-# for full support, but this seems to work and gets us somewhat older 
-# compatibility.
+# Required by nanobind for C++17.
 # There is a matching setting in pyproject.toml 
 # https://cibuildwheel.pypa.io/en/stable/cpp_standards/#macos-and-deployment-target-versions
 [tool.cibuildwheel.macos.environment]
-MACOSX_DEPLOYMENT_TARGET = "10.13"
+MACOSX_DEPLOYMENT_TARGET = "10.14"
 
 # musllinux builds on an Alpinx Linux image, need different package names
 [[tool.cibuildwheel.overrides]]