MAINTAINERS: renesas: rcar: limit dts scope to gen3 folder

After the introduction of the renesas smartbond family the scope of dts
files needs to be limited to the rcar subfolder.

Signed-off-by: Thomas Stranger <[email protected]>

Author: str4t0m

MAINTAINERS.yml

@@ -2165,7 +2165,7 @@ Renesas R-Car Platforms:
     - boards/arm/rcar_*/
     - drivers/*/*rcar*
     - drivers/clock_control/*cpg_mssr*
-    - dts/arm/renesas/
+    - dts/arm/renesas/gen3/
     - dts/bindings/*/*rcar*
     - soc/arm/renesas_rcar/
   labels: