Do not include disabled shield boosters in calculations

ChangeLog.md

@@ -12,6 +12,7 @@
   * Use separate speed/rotation/acceleration multipliers for thrusters if available
   * Obey restricted slot rules when adding all for internal slots
   * Version URLs to handle changes to ship specifications over time
+  * Do not include disabled shield boosters in calculations
 
 #2.2.5
   * Calculate rate of fire for multi-burst weapons

src/app/shipyard/Ship.js

@@ -1134,7 +1134,7 @@ export default class Ship {
 
       // Shield from boosters
       for (let slot of this.hardpoints) {
-        if (slot.m && slot.m.grp == 'sb') {
+        if (slot.enabled && slot.m && slot.m.grp == 'sb') {
           shieldBoost += slot.m.getShieldBoost();
           shieldExplRes *= (1 - slot.m.getExplosiveResistance());
           shieldKinRes *= (1 - slot.m.getKineticResistance());