Add ibis PCB (#17001)

* initial ibis commit

* updates etc

* layout updates to fix mismatched keys

* Apply suggestions from code review

Co-authored-by: Joel Challis <git@zvecr.com>

* Update keyboards/hineybush/ibis/info.json

Co-authored-by: Joel Challis <git@zvecr.com>

* Update keyboards/hineybush/ibis/readme.md

Co-authored-by: Ryan <fauxpark@gmail.com>

Co-authored-by: Joel Challis <git@zvecr.com>
Co-authored-by: Ryan <fauxpark@gmail.com>

keyboards/hineybush/ibis/readme.md

@@ -0,0 +1,27 @@
+# hineybush/ibis
+
+![hineybush/ibis](https://i.imgur.com/TaCryDrh.png)
+
+Duck Blackbird-layout PCB for the ibis keyboard.
+
+* Keyboard Maintainer: [Josh Hinnebusch](https://github.com/hineybush)
+* Hardware Supported: ibis
+* Hardware Availability: hiney.cc
+
+Make example for this keyboard (after setting up your build environment):
+
+    make hineybush/ibis:default
+
+Flashing example for this keyboard:
+
+    make hineybush/ibis:default:flash
+
+See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).
+
+## Bootloader
+
+Enter the bootloader in 3 ways:
+
+* **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