Add Test::Deeply::Relaxed to the ecosystem.

Loosely compare two data structures in depth.

Author: ppentchev

META.list

@@ -682,3 +682,4 @@ https://gitlab.com/samcns/uzu/raw/master/META6.json
 https://raw.githubusercontent.com/gfldex/perl6-pod-to-bigpage/master/META.info
 https://raw.githubusercontent.com/frithnanth/perl6-Desktop-Notify/master/META6.json
 https://raw.githubusercontent.com/zoffixznet/perl6-Ecosystem-Test/master/META6.json
+https://raw.githubusercontent.com/ppentchev/perl6-Test-Deeply-Relaxed/master/META6.json