chore(deps): update fcitx5-chewing digest to 278c975 !windows (#257)

renovate[bot] · web-flow · commit 9247630d67f0 · 2025-12-22T08:11:09.000-05:00
diff --git a/fcitx5-chewing b/fcitx5-chewing
@@ -1 +1 @@
-Subproject commit e203434ac60085ae8956fa533ac9e5de782230dd
+Subproject commit 278c97566ef8dc550124363f923c3a80286940cf
