generic-dts: Move overlay files to overlay folder

Remove the "-overlay" from file name and move all overlay
files to the overlay folder. This way, base and overlay will
be differentiate based on folder at source level and based
on extension on binary level.

Bug 3523182

Change-Id: I361877cea630be216cd22390daf8a7da8605c5e3
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/device/hardware/nvidia/platform/t23x/concord-generic-dts/+/2808882
Reviewed-by: svcacv <svcacv@nvidia.com>
Reviewed-by: Jonathan Hunter <jonathanh@nvidia.com>
GVS: Gerrit_Virtual_Submit <buildbot_gerritrpt@nvidia.com>

overlay/Makefile

@@ -2,12 +2,12 @@ old-dtb := $(dtb-y)
 old-dtbo := $(dtbo-y)
 dtb-y :=
 dtbo-y :=
-makefile-path := platform/t23x/concord/dts/generic-dts
+makefile-path := platform/t23x/concord/dts/generic-dts/overlay
 
-dtbo-y += tegra234-p3737-0000+p3701-0000-overlay.dtbo
-dtbo-y += tegra234-jetson-overlay.dtbo
-dtbo-y += tegra234-carveouts-overlay.dtbo
-dtbo-y += tegra234-sbsa-uart-overlay.dtbo
+dtbo-y += tegra234-p3737-0000+p3701-0000.dtbo
+dtbo-y += tegra234-jetson.dtbo
+dtbo-y += tegra234-carveouts.dtbo
+dtbo-y += tegra234-sbsa-uart.dtbo
 
 ifneq ($(dtb-y),)
 dtb-y := $(addprefix $(makefile-path)/,$(dtb-y))

overlay/tegra234-p3737-0000+p3701-0000.dts

@@ -6,8 +6,8 @@
 /plugin/;
 
 #include "overlay/tegra234-soc-overlay.dtsi"
-#include "tegra234-p3737-0000-overlay.dtsi"
-#include "tegra234-p3701-0000-overlay.dtsi"
+#include "tegra234-p3737-0000.dtsi"
+#include "tegra234-p3701-0000.dtsi"
 #include "overlay/tegra234-audio-dai-links-overlay.dtsi"
 #include "tegra234-dcb-p3737-0000-p3701-0000.dtsi"