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

keyboards/drhigsby/dubba175/info.json

@@ -8,6 +8,8 @@
      "pid": "0x0420",
      "device_version": "4.2.0"
   },
+  "processor": "atmega32u4",
+  "bootloader": "caterina",
   "layouts": {
        "LAYOUT": {
             "layout": [{"label":"", "x":0, "y":0}, {"label":"", "x":1, "y":0}, {"label":"", "x":2, "y":0}, {"label":"", "x":3, "y":0}, {"label":"", "x":4, "y":0}, {"label":"", "x":5, "y":0}, {"label":"", "x":6, "y":0}, {"label":"", "x":7, "y":0}, {"label":"", "x":8, "y":0}, {"label":"", "x":9, "y":0}, {"label":"", "x":0, "y":1}, {"label":"", "x":1, "y":1}, {"label":"", "x":2, "y":1}, {"label":"", "x":3, "y":1}, {"label":"", "x":4, "y":1}, {"label":"", "x":5, "y":1}, {"label":"", "x":6, "y":1}, {"label":"", "x":7, "y":1}, {"label":"", "x":8, "y":1}, {"label":"", "x":9, "y":1}, {"label":"", "x":0, "y":2}, {"label":"", "x":1, "y":2}, {"label":"", "x":2, "y":2}, {"label":"", "x":3, "y":2}, {"label":"", "x":4, "y":2}, {"label":"", "x":5, "y":2}, {"label":"", "x":6, "y":2}, {"label":"<", "x":7, "y":2}, {"label":">", "x":8, "y":2}, {"label":"", "x":9, "y":2}, {"label":"", "x":1.25, "y":3}, {"label":"", "x":2.25, "y":3}, {"label":"", "x":3.25, "y":3, "w":1.75}, {"x":5, "y":3, "w":1.75}, {"label":"", "x":6.75, "y":3}, {"label":"", "x":7.75, "y":3}]

keyboards/drhigsby/dubba175/rules.mk

@@ -1,9 +1,3 @@
-# MCU name
-MCU = atmega32u4
-
-# Bootloader selection
-BOOTLOADER = caterina
-
 # Build Options
 #   change yes to no to disable
 #