Merge branch 'master' into jgrpp

# Conflicts:
#	src/fileio.cpp
#	src/fileio_func.h
#	src/industry_cmd.cpp
#	src/ini.cpp
#	src/openttd.cpp
#	src/os/windows/win32_main.cpp
#	src/settingsgen/settingsgen.cpp
#	src/strgen/strgen.cpp
#	src/strings.cpp

src/os/unix/unix_main.cpp

@@ -31,5 +31,5 @@ int CDECL main(int argc, char *argv[])
 
 	signal(SIGPIPE, SIG_IGN);
 
-	return openttd_main(argc, argv);
+	return openttd_main(std::span(argv, argc));
 }