Update JSON format warning

Author: runem

src/cli/cli-command/analyze/analyze-cli-command.ts

@@ -170,7 +170,10 @@ Options:
 				return debugJsonTransformer(results, program, config);
 			case "json":
 				console.log(`\n!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!`);
-				console.log(`WARNING: This json format is for experimental and demo purposes. You can expect changes to this format.`);
+				console.log(`  WARNING: This json format is for experimental and demo purposes. You can expect changes to this format.`);
+				console.log(`  Please follow and contribute to the discussion at:`);
+				console.log(`  - https://github.com/webcomponents/custom-elements-json`);
+				console.log(`  - https://github.com/w3c/webcomponents/issues/776`);
 				console.log(`!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!\n`);
 				return jsonTransformer(results, program, config);
 			default: