[gnome-clocks] Fix impossible translatability of weekdays by adding proper context

[Andre Klapper <aklapper src gnome org>]

commit 22cfcc3a27853a1201d6795ca1a7c0744215429c
Author: Andre Klapper <a9016009 gmx de>
Date:   Thu Jul 2 10:22:47 2020 +0200

    Fix impossible translatability of weekdays by adding proper context
    
    Fixes #118

 src/utils.vala | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)
---
diff --git a/src/utils.vala b/src/utils.vala
index 79c2e20..a48c9c6 100644
--- a/src/utils.vala
+++ b/src/utils.vala
@@ -155,19 +155,19 @@ public class Weekdays {
 
         private const string[] SYMBOLS = {
             // Translators: This is used in the repeat toggle for Monday
-            NC_("Alarm|Repeat-On", "M"),
+            NC_("Alarm|Repeat-On|Monday", "M"),
             // Translators: This is used in the repeat toggle for Tuesday
-            NC_("Alarm|Repeat-On", "T"),
+            NC_("Alarm|Repeat-On|Tuesday", "T"),
             // Translators: This is used in the repeat toggle for Wednesday
-            NC_("Alarm|Repeat-On", "W"),
+            NC_("Alarm|Repeat-On|Wednesday", "W"),
             // Translators: This is used in the repeat toggle for Thursday
-            NC_("Alarm|Repeat-On", "T"),
+            NC_("Alarm|Repeat-On|Thursday", "T"),
             // Translators: This is used in the repeat toggle for Friday
-            NC_("Alarm|Repeat-On", "F"),
+            NC_("Alarm|Repeat-On|Friday", "F"),
             // Translators: This is used in the repeat toggle for Saturday
-            NC_("Alarm|Repeat-On", "S"),
+            NC_("Alarm|Repeat-On|Saturday", "S"),
             // Translators: This is used in the repeat toggle for Sunday
-            NC_("Alarm|Repeat-On", "S")
+            NC_("Alarm|Repeat-On|Sunday", "S")
         };
 
         private const string[] PLURALS = {