[Keyboard] Update Wakizashi 40 config and readme (#16505)

keyboards/handwired/wakizashi40/info.json

@@ -1,9 +1,9 @@
 {
-  "manufacturer": "fumbucker",
+  "manufacturer": "xia0",
   "keyboard_name": "Wakizashi 40",
-  "maintainer": "fumbucker",
+  "maintainer": "xia0",
   "debounce": 5,
-  "processor": "at90usb1286",
+  "processor": "atmega32u4",
   "diode_direction": "COL2ROW",
   "features": {
     "audio": false,
@@ -20,8 +20,8 @@
     "unicode": false
   },
   "matrix_pins": {
-    "cols": ["C5", "C4", "D2", "D3", "D4", "D5", "C6", "D7", "B0", "B1", "B2", "B3", "B4"],
-    "rows": ["C0", "C1", "C2", "C3"]
+    "cols": ["F4", "F6", "F7", "B1", "B3", "B2", "B6", "B5", "B4", "E6", "D7", "C6", "D4"],
+    "rows": ["D3", "D2", "D1", "D0"]
   },
   "usb": {
     "device_ver": "0x0001",

keyboards/handwired/wakizashi40/readme.md

@@ -1,12 +1,12 @@
 # Wakizashi 40
 
-![Wakizashi40](https://cdn.thingiverse.com/renders/51/50/81/13/a9/7078248666f70b422127c6662cf79563_preview_featured.jpg)
+![Wakizashi40](https://i.imgur.com/TVTfa0X.jpg)
 
 Reverse stagger 40% keyboard based on the Katana 60.
 
-* Keyboard Maintainer: [fumbucker](https://github.com/xia0)
-* Hardware Supported: Teensy2++
-* Hardware Availability: [thingiverse](https://www.thingiverse.com/thing:3467930)
+* Keyboard Maintainer: [xia0](https://github.com/xia0)
+* Hardware Supported: ATmega32u4
+* Hardware Availability: [prusaprinters.org](https://www.prusaprinters.org/prints/128575-wakizashi-40-keyboard)
 
 Make example for this keyboard (after setting up your build environment):
 
@@ -16,4 +16,6 @@ See [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools)
 
 ## Bootloader
 
-* **Keycode in layout**: Press the key mapped to `RESET` if it is available (Capslock + R).
+* **Bootmagic reset**: Hold down the key at (0,0) in the matrix (usually the top left key or Escape) and plug in the keyboard
+* **Physical reset button**: Briefly press the button on the back of the PCB - some may have pads you must short instead
+* **Keycode in layout**: Press the key mapped to `RESET` if it is available