Make migrations faster to skip if they've already been run

migrations/1751672984.sh

@@ -1,2 +1,5 @@
 echo "Add LocalSend as new default application"
-yay -S --noconfirm --needed localsend-bin
+
+if ! command -v localsend &>/dev/null; then
+  yay -S --noconfirm --needed localsend-bin
+fi