dm: Rename DM_GET_DRIVER() to DM_DRIVER_GET()

In the spirit of using the same base name for all of these related macros,
rename this to have the operation at the end. This is not widely used so
the impact is fairly small.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/drivers/clk/clk_stm32mp1.c b/drivers/clk/clk_stm32mp1.c
index 72cbcdf..5bea2b6 100644
--- a/drivers/clk/clk_stm32mp1.c
+++ b/drivers/clk/clk_stm32mp1.c
@@ -2253,7 +2253,7 @@
 	int ret;
 
 	ret = uclass_get_device_by_driver(UCLASS_CLK,
-					  DM_GET_DRIVER(stm32mp1_clock),
+					  DM_DRIVER_GET(stm32mp1_clock),
 					  &dev);
 	if (ret)
 		return ret;