[Keyboard] Add SiCK-PAD handwired keyboard (#10429)

* Add sick_pad

* Adjust setup for Proton C

* Add readme

* Add info.json

* Make requested changes

* Resolve PR issues

keyboards/handwired/sick_pad/info.json

@@ -0,0 +1,34 @@
+{
+    "keyboard_name": "sick_pad",
+    "url": "https://www.thingiverse.com/thing:3682168",
+    "maintainer": "jmschneider",
+    "width": 4,
+    "height": 5,
+    "layouts": {
+        "LAYOUT_numpad_5x4": {
+            "layout": [
+                {"x":0, "y":0},
+                {"x":1, "y":0},
+                {"x":2, "y":0},
+                {"x":3, "y":0},
+
+                {"x":0, "y":1},
+                {"x":1, "y":1},
+                {"x":2, "y":1},
+
+                {"x":0, "y":2},
+                {"x":1, "y":2},
+                {"x":2, "y":2},
+                {"x":3, "y":1, "h":2},
+
+                {"x":0, "y":3},
+                {"x":1, "y":3},
+                {"x":2, "y":3},
+
+                {"x":0, "y":4, "w":2},
+                {"x":2, "y":4},
+                {"x":3, "y":3, "h":2}
+            ]
+        }
+    }
+}