[Keymap] tk planck keymap (#11400)
* tushark54 base layers
* init summer keymap
* drafted new keymap layers
* added new keymap
* v2.0 mvp
* added bracket modes
* added oneshot left modifiers
* added HYPER layer
* added audio
* added audio and more
* changed layer order
* swapped SUPER and LCTL keys
* added more tunes
* added more audio
* added tunes
* major layer modifications
* major changes to keymaps
* minor changes
* added venv macro
* merge conflict
* v3 mvp
* moved DEL to hyper layer and PANIC+ALT
* fn keys on hyper, macros on lower ii
* dynamic macros and audio options
* minor audio improvements
* osl timeouts
* manually added .vscode directory
* fixed upstream file
* fixed upstream file
* base and hyper layer changes
* modified tapping term
* added more macros
* added GPL2+ compatible license headers
* removed songs
* updated licenses
* added chmod macro
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