i3c: fix I3C_SDR bit number

0x31 is decimal 49 and doesn't fit in a 32 bit integer, switch to the
intended decimal 31.

Reported-by: kernel test robot <lkp@intel.com>
Closes: https://lore.kernel.org/oe-kbuild-all/202512020956.Dnz8A2H0-lkp@intel.com/
Closes: https://lore.kernel.org/oe-kbuild-all/202512021613.97jVprvJ-lkp@intel.com/
Closes: https://lore.kernel.org/oe-kbuild-all/202512021644.lp8ZMSx5-lkp@intel.com/
Link: https://patch.msgid.link/20251202153804.2640623-1-alexandre.belloni@bootlin.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>

Author: alexandrebelloni

include/linux/i3c/device.h

@@ -51,7 +51,7 @@ enum i3c_xfer_mode {
 	I3C_HDR_TSP = 1,
 	I3C_HDR_TSL = 2,
 	/* Use for default SDR transfer mode */
-	I3C_SDR = 0x31,
+	I3C_SDR = 31,
 };
 
 /**