修复一部分内存泄露bug。

C3204

2025-12-31 596389540a602329116956dc7a7c8dfa53cda659

 LB_SmartVision/VisionForm.cs

@@ -358,9 +358,7 @@
                    }
                    catch { }
                }

                File.WriteAllText(GlobalVar.allLayoutPath, strJson, Encoding.UTF8);

                return true;
            }
            catch { return false; }