remove duplicate code

src/main/java/mc/core/netty/WrapperByteBufNetStream.java

@@ -65,15 +65,7 @@ public class WrapperByteBufNetStream implements NetStream {
 
     @Override
     public void writeVarInt(final int value) {
-        int v = value;
-        do {
-            byte write = (byte)(v & 0b01111111);
-            v >>>= 7;
-            if (v != 0) {
-                write |= 0b10000000;
-            }
-            byteBuf.writeByte(write);
-        } while (v != 0);
+        writeVarLong(value);
     }
 
     @Override