Fixed quotes

desktop/src/mindustry/desktop/steam/SAchievement.java

@@ -61,6 +61,7 @@ public enum SAchievement{
     coolTurret,
     enablePixelation,
     openWiki,
+    useAccelerator,
     ;
 
     private final SStat stat;

desktop/src/mindustry/desktop/steam/SStats.java

@@ -215,6 +215,8 @@ public class SStats implements SteamUserStatsCallback{
             }
         });
 
+        trigger(Trigger.acceleratorUse, useAccelerator);
+
         trigger(Trigger.impactPower, powerupImpactReactor);
 
         trigger(Trigger.flameAmmo, useFlameAmmo);