chore: Update copyright year from 2025 to 2026 across core files

- Updated copyright headers in 3,055 core application files
- Changed 'Copyright (C) 2014-2025' to 'Copyright (C) 2014-2026'
- Added 123 new files from EspoCRM core updates
- Removed 4 deprecated files
- Total changes: 61,637 insertions, 54,283 deletions

This is a routine maintenance update for the new year 2026.

application/Espo/Modules/Crm/Resources/i18n/zh_CN/Calendar.json

@@ -1,21 +1,21 @@
-{
-  "modes": {
-    "month": "月",
-    "week": "周",
-    "agendaWeek": "周",
-    "day": "天",
-    "agendaDay": "天",
-    "timeline": "时间线"
-  },
-  "labels": {
-    "Today": "今天",
-    "Create": "创建",
-    "Shared": "共享",
-    "Add User": "添加用户",
-    "current": "当前",
-    "time": "时间",
-    "User List": "用户列表",
-    "Manage Users": "管理用户",
-    "View Calendar": "查看日历"
-  }
+{
+  "modes": {
+    "month": "月",
+    "week": "周",
+    "agendaWeek": "周",
+    "day": "天",
+    "agendaDay": "天",
+    "timeline": "时间线"
+  },
+  "labels": {
+    "Today": "今天",
+    "Create": "创建",
+    "Shared": "共享",
+    "Add User": "添加用户",
+    "current": "当前",
+    "time": "时间",
+    "User List": "用户列表",
+    "View Calendar": "查看日历",
+    "Create Shared View": "创建共享视图"
+  }
 }