[Keyboard] CK60i support (#11432)

* Initial CK60i support

* Update README, add HAL_PWM and remove AUDIO and BLUETOOTH from rules.mk

* VIA support

* Fix VIA_ENABLE to 'yes'

* Remove CONSOLE_ENABLE from rules.mk

* attribute weak for encoder callback

* Remove KC_NO definition from default keymap

Co-authored-by: Gondolindrim <alvaro.augusto.volpato@gmail.com>

keyboards/ck60i/readme.md

@@ -0,0 +1,25 @@
+# CandyKeys CK60i QMK firmware
+
+## Introduction
+
+This is the QMK firmware repository for the CK60i PCB. This is a universal 60% tray mount PCB sold by CandyKeys and designed by Gondolindrim.
+
+## Layouts
+
+The CK60i supports:
+
+- ISO layout;
+- Tsangan bottom row;
+- Split right shift, split backspace
+
+## Availability
+
+The CK60i is available for purchase through [Candy Keys' store](http://candykeys.com).
+
+## How to compile
+
+After setting up your build environment, you can compile the CK60i default keymap by using:
+
+    make ck60i:default
+
+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).