chore(*): update tsconfig for lib files

Author: nrobakova

projects/igniteui-angular/tsconfig.lib.prod.json

@@ -1,6 +1,6 @@
 {
   "extends": "./tsconfig.lib.json",
   "angularCompilerOptions": {
-    "enableIvy": true
+    "enableIvy": false
   }
 }