fpga: fpga-mgr: Fix spelling mistake "bitsream" -> "bitstream"

There is an spelling mistake in a dev_err message. Fix it.

Fixes: 3cc624beba ("fpga: fpga-mgr: support bitstream offset in image buffer")
Signed-off-by: Colin Ian King <colin.i.king@gmail.com>
Link: https://lore.kernel.org/r/20220624081409.14760-1-colin.i.king@gmail.com
[yilun.xu@intel.com: add the Fixes tag]
Signed-off-by: Xu Yilun <yilun.xu@intel.com>

drivers/fpga/fpga-mgr.c

@@ -158,7 +158,7 @@ static int fpga_mgr_parse_header_mapped(struct fpga_manager *mgr,
 	ret = fpga_mgr_parse_header(mgr, info, buf, count);
 
 	if (info->header_size + info->data_size > count) {
-		dev_err(&mgr->dev, "Bitsream data outruns FPGA image\n");
+		dev_err(&mgr->dev, "Bitstream data outruns FPGA image\n");
 		ret = -EINVAL;
 	}