[Keyboard] Shambles TKL (#8500)

* Add support for the Shambles TKL

* Fix Shambles files

* Add files via upload

* Fix Shambles again

* Delete shambles.h.h

* Delete shambles.c.c

* Add files via upload

* Delete Makefile

* Apply suggestions from code review

* Fix default layout to work with review

* Apply suggestions from code review

* Add info files

* Update readme.md

* Update keyboards/shambles/readme.md

keyboards/shambles/config.h

@@ -0,0 +1,43 @@
+#pragma once
+
+#include "config_common.h"
+
+/* USB Device descriptor parameter */
+#define VENDOR_ID       0xFEED
+#define PRODUCT_ID      0x4F42
+#define DEVICE_VER      0x0001
+#define MANUFACTURER    OsciX
+#define PRODUCT         Shambles TKL
+#define DESCRIPTION     A minimalist keyboard with extra tenkeyless keys.
+
+/* key matrix size */
+#define MATRIX_ROWS 4
+#define MATRIX_COLS 13
+
+/* key matrix pins */
+#define MATRIX_ROW_PINS { F5, B3, B1, F7 }
+#define MATRIX_COL_PINS { D3, D1, D0, D4, C6, D7, E6, B4, B5, B6, B2, F4, F6 }
+#define UNUSED_PINS
+
+/* COL2ROW or ROW2COL */
+#define DIODE_DIRECTION COL2ROW
+
+/* Set 0 if debouncing isn't needed */
+#define DEBOUNCE 5
+
+/* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
+#define LOCKING_SUPPORT_ENABLE
+
+/* Locking resynchronize hack */
+#define LOCKING_RESYNC_ENABLE
+
+/* key combination for command */
+
+
+#ifdef RGB_DI_PIN
+#    define RGBLIGHT_ANIMATIONS
+#    define RGBLED_NUM 0
+#    define RGBLIGHT_HUE_STEP 8
+#    define RGBLIGHT_SAT_STEP 8
+#    define RGBLIGHT_VAL_STEP 8
+#endif