Add Ecosystem::Test

Dummy module for ecosystem toolchain testing.

Related to Raku/doc#764

Author: zoffixznet

META.list

@@ -681,3 +681,4 @@ https://raw.githubusercontent.com/zoffixznet/perl6-RT-REST-Client/master/META6.j
 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