Add expectations about slow start

bin/omarchy-install-steam

@@ -25,4 +25,8 @@ for vendor in "${!VULKAN_DRIVERS[@]}"; do
 done
 
 omarchy-pkg-add "${PACKAGES[@]}"
+
+echo ""
+echo "Steam will start automatically now. This might take a while..."
+
 setsid gtk-launch steam >/dev/null 2>&1 &