Fix fishing potion skill

-- Patch author: Charus thanks

src/main/java/com/l2jserver/gameserver/model/actor/instance/L2PcInstance.java

@@ -8970,27 +8970,35 @@ public final class L2PcInstance extends L2Playable {
 			switch (info.getSkill().getLevel()) {
 				case 1: {
 					skilllvl = 2;
+					break;
 				}
 				case 2: {
 					skilllvl = 5;
+					break;
 				}
 				case 3: {
 					skilllvl = 8;
+					break;
 				}
 				case 4: {
 					skilllvl = 11;
+					break;
 				}
 				case 5: {
 					skilllvl = 14;
+					break;
 				}
 				case 6: {
 					skilllvl = 17;
+					break;
 				}
 				case 7: {
 					skilllvl = 20;
+					break;
 				}
 				case 8: {
 					skilllvl = 23;
+					break;
 				}
 			}
 		}