move input club keyboards into vendor folder (#15788)

keyboards/input_club/ergodox_infinity/keymaps/dudeofawesome/README.md

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+# DudeOfAwesome's ErgoDox Infinity Layout
+
+A basic ErgoDox layout with Planck-like tri-layer support.
+
+![ErgoDox Layout](https://i.imgur.com/ae0Phzb.png)
+
+## Features
+
+- Base Layers
+    - QWERTY
+    - Workman
+    - Dvorak
+    - Colemak
+- Planck-like tri-layer
+- In-progress gaming layer
+- Numpad layer
+    ![numpad layer](https://i.imgur.com/oHDYpzf.png)
+- LCD colors are linked together, like the default KLL firmware
+
+## Building and flashing
+
+1. Put your board in DFU mode with either the button on the bottom, or with a software key in your current firmware
+1. Flash left half:
+    ```bash
+    $ make ergodox_infinity:dudeofawesome:dfu-util
+    ```
+1. Flash right half:
+    ```bash
+    $ make ergodox_infinity:dudeofawesome:dfu-util MASTER=right
+    ```