Add top down rpg pokemon-like, and Plinko games on top of the example list. (#410)

Author: Bouh

examples/top-down-rpg/Top-down-rpg.json renamed to examples/top-down-rpg/top-down-rpg.json

@@ -170,6 +170,8 @@ const checkProjectResourceFiles = async (project, projectFolderPath) => {
 
 const sortedStarterSlugs = new Set([
   'platformer',
+  'top-down-rpg',
+  'plinko',
   'ball-cup-boom',
   'spherez',
   'absorbus',