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/nb_NO/MassAction.json

@@ -1 +1,16 @@
-{}
+{
+  "fields": {
+    "processedCount": "Antall behandlet"
+  },
+  "options": {
+    "status": {
+      "Pending": "Venter",
+      "Running": "Kjører",
+      "Success": "Vellykket",
+      "Failed": "Mislykket"
+    }
+  },
+  "messages": {
+    "infoText": "Massehandlingen behandles i bakgrunnen av cron. Det kan ta litt tid å fullføre. Å lukke denne modale dialogen vil ikke påvirke kjøringen."
+  }
+}