fix: add back chainPartitionDescriptor

Due to the lack of this field, NX606J cannot boot ..

bbootimg/src/main/kotlin/avb/AVBInfo.kt

@@ -42,6 +42,7 @@ class AVBInfo(var header: Header? = null,
             this.hashTreeDescriptor.forEach { descList.add(it) }
             this.hashDescriptors.forEach { descList.add(it) }
             this.kernelCmdlineDescriptor.forEach { descList.add(it) }
+            this.chainPartitionDescriptor.forEach{ descList.add(it) }
             this.unknownDescriptors.forEach { descList.add(it) }
             descList.sortBy { it.sequence }
             var ret = byteArrayOf()