remove misleading auto-closeable

Author: SirCotare

src/main/java/it/aboutbits/springboot/toolbox/reflection/util/ClassScannerUtil.java

@@ -26,7 +26,7 @@ public static ClassScanner getScannerForPackages(String... packages) {
         return CACHE.computeIfAbsent(cacheKey, _ -> new ClassScanner(packages));
     }
 
-    public static final class ClassScanner implements AutoCloseable {
+    public static final class ClassScanner {
         private final ScanResult scanResult;
         private final String[] packages;
 
@@ -59,10 +59,5 @@ public Set<Class<?>> getClassesAnnotatedWith(Class<? extends Annotation> clazz)
                     ClassInfo::loadClass
             ).collect(Collectors.toSet());
         }
-
-        @Override
-        public void close() {
-            // No-op: this scanner is cached and its lifecycle is managed by ClassScannerUtil.
-        }
     }
 }