Remove the DB power action loader

Power actions come from PowerActions.cfg (3fc5e725, tested). Deletes
AbstractPowerAction.getAllPowerActions and the ResultSet constructor on
every power action class. static_power_poweraction is dropped.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/engine/powers/poweractions/TransformPowerAction.java

@@ -18,8 +18,6 @@ import engine.powers.ActionsBase;
 import engine.powers.EffectsBase;
 import engine.powers.PowersBase;
 
-import java.sql.ResultSet;
-import java.sql.SQLException;
 import java.util.HashMap;
 
 
@@ -28,13 +26,6 @@ public class TransformPowerAction extends AbstractPowerAction {
     private String effectID;
     private EffectsBase effect;
 
-    public TransformPowerAction(ResultSet rs, HashMap<String, EffectsBase> effects) throws SQLException {
-        super(rs);
-
-        this.effectID = rs.getString("effectID");
-        this.effect = effects.get(this.effectID);
-    }
-
     public TransformPowerAction(PowerActionTemplate powerActionTemplate, int id, HashMap<String, EffectsBase> effects) {
         super(powerActionTemplate, id);