[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/rules.mk

@@ -0,0 +1,19 @@
+# MCU name
+MCU = STM32F072xB
+
+# Build Options
+#   comment out to disable the options.
+#
+
+#BOOTMAGIC_ENABLE = yes	# Virtual DIP switch configuration
+MOUSEKEY_ENABLE = yes	# Mouse keys
+EXTRAKEY_ENABLE = yes	# Audio control and System control
+CONSOLE_ENABLE = yes	# Console for debug
+COMMAND_ENABLE = yes    # Commands for debug and configuration
+SLEEP_LED_ENABLE = yes  # Breathing sleep LED during USB suspend
+NKRO_ENABLE = yes	    # USB Nkey Rollover
+CUSTOM_MATRIX = no # Custom matrix file
+BACKLIGHT_ENABLE = yes
+
+# Enter lower-power sleep mode when on the ChibiOS idle thread
+OPT_DEFS += -DCORTEX_ENABLE_WFI_IDLE=TRUE