Fix book edit

core/src/main/java/nl/matsv/viabackwards/protocol/protocol1_14_4to1_15/packets/EntityPackets1_15.java

@@ -170,7 +170,7 @@ public class EntityPackets1_15 extends EntityRewriter<Protocol1_14_4To1_15> {
         });
 
         // Edit Book
-        protocol.registerIncoming(State.PLAY, 0x0D, 0x0C, new PacketRemapper() {
+        protocol.registerIncoming(State.PLAY, 0x0C, 0x0C, new PacketRemapper() {
             @Override
             public void registerMap() {
                 handler(new PacketHandler() {