Fix cache-hit state boolean cast

src/cache.ts

@@ -145,7 +145,7 @@ export async function save(id: string) {
   } else if (cacheHit) {
     // no change in target directories
     core.info(
-      `Cache hit occurred on the primary key ${primaryKey}, not saving cache.`
+      `${cacheHitString}: Cache hit occurred on the primary key ${primaryKey}, not saving cache.`
     );
     return;
   }