tools: pblimage: Fix address calculation

The image size should be added to the initial pbl command, not bit
"ORed".

Signed-off-by: York Sun <york.sun@nxp.com>

tools/pblimage.c

@@ -293,7 +293,7 @@ int pblimage_check_params(struct image_tool_params *params)
 		pbi_crc_cmd2 = 0;
 		pbl_cmd_initaddr = params->addr & PBL_ADDR_24BIT_MASK;
 		pbl_cmd_initaddr |= PBL_ACS_CONT_CMD;
-		pbl_cmd_initaddr |= uboot_size;
+		pbl_cmd_initaddr += uboot_size;
 		pbl_end_cmd[0] = 0x09610000;
 		pbl_end_cmd[1] = 0x00000000;
 		pbl_end_cmd[2] = 0x096100c0;