Merge develop into main (#391)

## Improvements

- Created new base driver classes: `EspLcdDisplayV2' and `EspLcdSpiDisplay`
- Updated `St7789Display` to implement `EspLcdSpiDisplay`
- Updated all boards with ST7789 display

## Fixes

- Ensure that `tmp/` is created on startup (for all writeable filesystems)
- Fix for `lv_list` padding on small screen devices
- Fix for `PreferencesEsp` not processing result when writing string to NVS

## Other

- Remove unused build scripts

Tactility/Include/Tactility/hal/spi/Spi.h

@@ -42,7 +42,10 @@ bool stop(spi_host_device_t device);
 /** @return true if communications were started successfully */
 bool isStarted(spi_host_device_t device);
 
-/** @return the lock that represents the specified device. Can be used with third party SPI implementations or native API calls (e.g. ESP-IDF). */
+/**
+ * Return the lock for the specified SPI device. Never returns nullptr.
+ * @return the lock that represents the specified device. Can be used with third party SPI implementations or native API calls (e.g. ESP-IDF).
+ */
 std::shared_ptr<Lock> getLock(spi_host_device_t device);
 
 } // namespace tt::hal::spi