update tsconfig to ignore type checking libs (avoid missing playwright types in CI)

Author: trusktr

tsconfig.json

@@ -9,6 +9,7 @@
 		"target": "es5",
 		"moduleResolution": "node",
 		"lib": ["dom", "es2015"],
+		"skipLibCheck": true, // avoids type errors with Playwright missing types in CI.
 
 		// TODO will be removed in TS 5.5
 		"ignoreDeprecations": "5.0",