docs: fix testing example (#31120)

PR Close #31120

aio/tools/examples/shared/boilerplate/ivy/cli/tsconfig.app.json

@@ -10,6 +10,7 @@
   "exclude": [
     "src/test.ts",
     "src/**/*.spec.ts",
+    "src/**/*-specs.ts",
     "src/**/*.avoid.ts",
     "src/**/*.0.ts",
     "src/**/*.1.ts",
@@ -19,7 +20,8 @@
     "src/**/*.4.ts",
     "src/**/*.5.ts",
     "src/**/*.6.ts",
-    "src/**/*.7.ts"
+    "src/**/*.7.ts",
+    "src/**/testing"
   ],
   "angularCompilerOptions": {
     "enableIvy": true