dev-perl/Text-CSV_XS: Bump to version 1.340.0

dev-perl/Text-CSV_XS: Bump to version 1.340.0

Upstream:
- Disable escape_null for undef escape_char
- Fix ->say for bound columns
- Fix already decoded BOM in headers
- new options in csv-check
- add alias "escape" for "escape_char"
- Improve csv-check auto-sep detection
- Add keep_headers attribute to csv()
- Fix on_in when used in combination with key
- Fail on invalid arguments to csv
- Fix header method on EOL = CR
- Add support for formula actions
- reset file info on ->header call
- Bad arg for formula will now die with error 1500
- Fix row report in formula being off by 1
- Make sheet label more portable
- Allow munge => \%hash
- Preserve first row in csv

Package-Manager: Portage-2.3.18, Repoman-2.3.6