[Keyboard] Add Wete (#8229)

* [Keyboard] Add Wete

* Fix width and height in Wete info.json

* Use default board files, core backlight, and disable RTC

* Disable I2C, SPI. Minor corrections

* Keymap typo update

* Add LAYOUT_all to info.json

* Remove extra spaces in README, delete matrix_*_kb functions

* Fix layout errors in wete.h, and some minor corrections

* Actually fix LAYOUT_all in info.json

keyboards/wete/wete.c

@@ -0,0 +1,19 @@
+#include "wete.h"
+
+void keyboard_pre_init_user(void) {
+    // Initialize indicator LED pins
+    setPinOutput(A14); // Num Lock
+    setPinOutput(A15); // Scroll Lock
+    setPinOutput(B3); // Caps Lock
+}
+
+bool led_update_kb(led_t led_state) {
+    bool res = led_update_user(led_state);
+    if (res) {
+        writePin(A14, !led_state.num_lock);
+        writePin(A15, !led_state.scroll_lock);
+        writePin(B3, !led_state.caps_lock);
+    }
+
+    return res;
+}