Add modules for Language Server Protocol (LSP)

[intfwd]

Hello.

Please, add:

Perl Navigator Language Server - https://github.com/bscan/PerlNavigator Perl::LanguageServer - Language Server and Debug - https://metacpan.org/pod/Perl::LanguageServer PLS - Perl Language Server - https://metacpan.org/pod/PLS

It's useful for modern development.

Thanks in advance.

[thibaultduponchelle]

Thank you @intfwd 😃

I will prepare this change 👍🏼