Migrate MCU and BOOTLOADER to data-driven (#19529)

keyboards/acheron/shark/alpha/info.json

@@ -6,6 +6,9 @@
     "pid": "0x5368",
     "device_version": "0.0.1"
   },
+  "processor": "STM32F303",
+  "bootloader": "stm32-dfu",
+  "board": "QMK_PROTON_C",
   "community_layouts": ["ortho_4x12"],
   "layouts": {
     "LAYOUT_ortho_4x12": {

keyboards/acheron/shark/alpha/rules.mk

@@ -1,10 +1,3 @@
-# MCU name
-MCU = STM32F303
-BOARD = QMK_PROTON_C
-
-# Bootloader selection
-BOOTLOADER = stm32-dfu
-
 # Build Options
 #   change yes to no to disable
 #

keyboards/acheron/shark/beta/info.json

@@ -4,7 +4,9 @@
         "pid": "0x5369",
         "device_version": "0.0.2"
     },
-    "community_layouts": ["ortho_4x12"]
+    "processor": "STM32F411",
+    "bootloader": "stm32-dfu",
+    "community_layouts": ["ortho_4x12"],
     "layouts": {
         "LAYOUT_ortho_4x12": {
             "layout": [

keyboards/acheron/shark/beta/rules.mk

@@ -1,9 +1,3 @@
-MCU = STM32F411
-BOARD = GENERIC_STM32_F411XE
-
-# Bootloader selection
-BOOTLOADER = stm32-dfu
-
 # Build Options
 #   change yes to no to disable
 #