regenerated i18n/litcal.pot from source files

Author: github-actions[bot]

i18n/litcal.pot

@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: PACKAGE VERSION\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2025-12-10 16:38+0000\n"
+"POT-Creation-Date: 2025-12-13 17:14+0000\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language-Team: LANGUAGE <[email protected]>\n"
@@ -156,7 +156,7 @@ msgid ""
 msgstr ""
 
 #: admin.php:203
-msgid "Variable existence"
+msgid "Variable existence by year"
 msgstr ""
 
 #: admin.php:207