clk: renesas: rzg2l: Use %x format specifier to print CLK_ON_R()

Use the %x format specifier to print CLK_ON_R().  This makes debugging
easier as the value printed will be hexadecimal like in the hardware
manual.  Along with it add "0x" in front of the printed value.

Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20231010132701.1658737-2-claudiu.beznea.uj@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

Author: claudiubeznea

drivers/clk/renesas/rzg2l-cpg.c

@@ -1213,7 +1213,7 @@ static int rzg2l_mod_clock_endisable(struct clk_hw *hw, bool enable)
 		return 0;
 	}
 
-	dev_dbg(dev, "CLK_ON %u/%pC %s\n", CLK_ON_R(reg), hw->clk,
+	dev_dbg(dev, "CLK_ON 0x%x/%pC %s\n", CLK_ON_R(reg), hw->clk,
 		enable ? "ON" : "OFF");
 
 	value = bitmask << 16;