chore: use file-scoped namespace

src/Shared/HandyControl_Shared/Collections/Pool/SynchronizedPool`1.cs

@@ -1,28 +1,27 @@
-namespace HandyControl.Collections
+namespace HandyControl.Collections;
+
+public class SynchronizedPool<T> : SimplePool<T>
 {
-    public class SynchronizedPool<T> : SimplePool<T>
+    private readonly object _lockObj = new();
+
+    public SynchronizedPool(int maxPoolSize) : base(maxPoolSize)
     {
-        private readonly object _lockObj = new();
 
-        public SynchronizedPool(int maxPoolSize) : base(maxPoolSize)
+    }
+
+    public override T Acquire()
+    {
+        lock (_lockObj)
         {
-
-        }
-
-        public override T Acquire()
-        {
-            lock (_lockObj)
-            {
-                return base.Acquire();
-            }
-        }
-
-        public override bool Release(T element)
-        {
-            lock (_lockObj)
-            {
-                return base.Release(element);
-            }
+            return base.Acquire();
         }
     }
-}
+
+    public override bool Release(T element)
+    {
+        lock (_lockObj)
+        {
+            return base.Release(element);
+        }
+    }
+}