dspic: Modified the names for board layers (zephyrproject-rtos#21)

Modified the board folder name to dspic33a
Modified the board name to dspic33a_curiosity
Modified the board specific file names to dspic33a_curiosity_*

Signed-off-by: Udhayanandhan Jayakumar <[email protected]>

Author: Udhayanandhan-Jayakumar

boards/microchip/dspic33/dspic33a_curiosity/Kconfig.dspic33a_curiosity

@@ -0,0 +1,5 @@
+# Copyright (c) 2025, Microchip Technology Inc.
+# SPDX-License-Identifier: Apache-2.0
+
+config BOARD_DSPIC33A_CURIOSITY
+	select SOC_P33AK128MC106 if BOARD_DSPIC33A_CURIOSITY_P33AK128MC106

boards/microchip/ev74h48a/board.yml renamed to boards/microchip/dspic33/dspic33a_curiosity/board.yml

@@ -1,5 +1,5 @@
 board:
-  name: ev74h48a
+  name: dspic33a_curiosity
   full_name: dsPIC33A Curiosity Platform Development Board
   vendor: microchip
   socs:

boards/microchip/ev74h48a/ev74h48a_p33ak128mc106.dts renamed to boards/microchip/dspic33/dspic33a_curiosity/dspic33a_curiosity_p33ak128mc106.dts

@@ -3,7 +3,7 @@
 
 / {
 	model = "Microchip dsPIC33A Curiosity Platform Development Board";
-	compatible = "microchip,ev74h48a-p33ak128mc106";
+	compatible = "microchip,dspic33a-criosity-p33ak128mc106";
 
 	chosen {
 		zephyr,flash = &flash0;