style: add numbering to update sections in upgrade.html

refactor: improve readability of checkSpoolmanInstance function

src/api.cpp

@@ -714,7 +714,9 @@ bool checkSpoolmanInstance() {
         }
         http.end();
         spoolmanApiState = API_IDLE;
-    }else{
+    }
+    else
+    {
         // If the check is skipped, return the previous status
         Serial.println("Skipping spoolman healthcheck, API is active.");
         returnValue = spoolmanConnected;