[Bug c++/115190] -fmodule-mapper does not accept CRLF files

[bugzilla.gcc at me dot benboeckel.net]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=115190

--- Comment #1 from Ben Boeckel <bugzilla.gcc at me dot benboeckel.net> ---
My analysis points to the change needing to happen in
1module_resolver::read_tuple_file` in `c++tools/resolver.cc`.