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/Resources/i18n/el_GR/WorkingTimeRange.json

@@ -0,0 +1,27 @@
+{
+  "labels": {
+    "Calendars": "Ημερολόγια",
+    "Create WorkingTimeRange": "Δημιουργία Εξαίρεσης"
+  },
+  "fields": {
+    "timeRanges": "Πρόγραμμα",
+    "dateStart": "Ημερομηνία έναρξης",
+    "dateEnd": "Ημερομηνία Λήξης",
+    "type": "Τύπος",
+    "calendars": "Ημερολόγιο",
+    "users": "Χρήστες"
+  },
+  "links": {
+    "calendars": "Ημερολόγια",
+    "users": "Χρήστες"
+  },
+  "options": {
+    "type": {
+      "Non-working": "Δεν Λειτουργεί",
+      "Working": "Λειτουργεί"
+    }
+  },
+  "presetFilters": {
+    "actual": "Πραγματικός"
+  }
+}