update info.json with devboard

Co-authored-by: Drashna Jaelre <drashna@live.com>

keyboards/handwired/replicazeron/promicro/info.json

@@ -6,6 +6,5 @@
         "cols": ["C6", "D4", "D7", "E6", "F7"],
         "rows": ["B1", "B3", "B2", "B6", "B5", "B4"]
     },
-    "processor": "atmega32u4",
-    "bootloader": "qmk-dfu"
+    "development_board": "promicro"
 }