arm64: dts: st: remove empty line in stm32mp251.dtsi

Remove unnecessary empty line in stm32mp251.dtsi

Signed-off-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
Link: https://lore.kernel.org/r/20250515151238.2.Ia426b4ef1d1200247a950ef9abd54a94dc520acb@changeid
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>

Author: patrickdelaunay

arch/arm64/boot/dts/st/stm32mp251.dtsi

@@ -2019,7 +2019,6 @@
 				st,bank-ioport = <11>;
 				status = "disabled";
 			};
-
 		};
 
 		exti2: interrupt-controller@46230000 {