dev-perl/DBD-mysql: Bump to version 4.38.0

dev-perl/DBD-mysql: Bump to version 4.38.0

Upstream:
- Fixes for MySQL 8 support
- Fixes for Win32 with new libmysqlclient
- Fix unit test crashes on windows
- Add support for storing MYSQL_TYPE_LONG as native 64 bit integers
  instead of strings when Perl is built with 64bit int support.
- Use _WIN32 Macro instead of __WIN__ to support newer libmysqlclient
- Avoid use of unsafe sprintf with variable length
- Change bind-parameter logic to avoid buffer overflows with incorret
  parameter type (rt#61849)

Bug: https://rt.cpan.org/Ticket/Display.html?id=61849

Package-Manager: portage-2.3.2