use love-test-report action

added md support to work with love-test-report, a basic action made to just dump md files into repo checks

testing/todo.md

@@ -1,9 +1,8 @@
 `/Applications/love_12.app/Contents/MacOS/love ./testing`
 
 ## Todo
-- fix XML format
 - check test runs for windows setup
-- add runs for linux + ios
+- add runs for linux + ios?
 - finish graphics state methods
 - start graphics drawing methods
 - start object methods