v4.0.1

Fixed

Resolved naming conflict of sematic_version::{major, minor} with macros defined in <sys/sysmacro.h> (#246 )
Fixed the definition of operator<< in discard_comments (#248) (#247 ) (by @egorpugin)
Fixed the issue where the first blank line was not output in format_location
Fixed the issue where error messages pointing to source_location referring to lines containing only newline characters were displayed in two lines
Corrected links in the README
Corrected the title of the README in example/unicode

Configured CI to automatically update single_include/toml.hpp when changes are made to main