docs(skills): mappa-delegation — annotate intentional bilingual placeholder in covering-letter template (task:1086)

skills/mappa-delegation/SKILL.md

@@ -153,6 +153,11 @@ mcp__mappa__inbox_send(
 )
 ```
 
+(«sort it out and take it» — intentionally bilingual placeholder: the covering
+letter body may be written in the recipient's language (Russian for
+Russian-speaking projects, English otherwise). Not a trigger phrase.)
+```
+
 (update/close mutations — version-based (409 → retry); letter delivery —
 carve-out, requires no lease.)