Move backlight config to data driven (#19910)

keyboards/tkc/tkc1800/config.h

@@ -29,9 +29,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 /* COL2ROW or ROW2COL */
 #define DIODE_DIRECTION COL2ROW
 
-#define BACKLIGHT_PIN B6
-#define BACKLIGHT_BREATHING
-
 /* Underlight configuration
  */
 #define RGB_DI_PIN D7

keyboards/tkc/tkc1800/info.json

@@ -8,6 +8,10 @@
     "pid": "0x0001",
     "device_version": "0.0.3"
   },
+  "backlight": {
+    "pin": "B6",
+    "breathing": true
+  },
   "qmk_lufa_bootloader": {
     "esc_input": "F4",
     "esc_output": "A0",