Fixes and improvements (#445)

- Remove unnecessary CS work-around for Cardputers
- Don't compile WifiMock when not necessary
- Fix for running apps on devices without SPIRAM
- Disable backlight dimming by default

Devices/m5stack-cardputer/Source/devices/SdCard.cpp

@@ -3,7 +3,6 @@
 #include <Tactility/hal/sdcard/SpiSdCardDevice.h>
 
 constexpr auto SDCARD_PIN_CS = GPIO_NUM_12;
-constexpr auto LCD_PIN_CS = GPIO_NUM_37;
 
 using tt::hal::sdcard::SpiSdCardDevice;
 
@@ -15,7 +14,7 @@ std::shared_ptr<SdCardDevice> createSdCard() {
         GPIO_NUM_NC,
         SdCardDevice::MountBehaviour::AtBoot,
         tt::hal::spi::getLock(SPI3_HOST),
-        std::vector { LCD_PIN_CS },
+        std::vector<gpio_num_t>(),
         SPI3_HOST
     );