New board: Elecrow CrowPanel Advance 3.5" (#231)

- Implement CrowPanel Advance 3.5"
- New driver subproject: ILI9488
- New driver subproject: GT911
- Refactor T-Deck to use new driver subproject
- Fix for `flash.ps1`: don't set flash speed

Boards/ElecrowCrowpanelAdvance35/Source/hal/CrowPanelSdCard.cpp

@@ -0,0 +1,29 @@
+#include "CrowPanelSdCard.h"
+
+#include <Tactility/lvgl/LvglSync.h>
+#include <Tactility/hal/sdcard/SpiSdCardDevice.h>
+
+#include <esp_vfs_fat.h>
+
+using tt::hal::sdcard::SpiSdCardDevice;
+
+#define CROWPANEL_SDCARD_PIN_CS GPIO_NUM_7
+
+std::shared_ptr<SdCardDevice> createSdCard() {
+    auto* configuration = new SpiSdCardDevice::Config(
+        CROWPANEL_SDCARD_PIN_CS,
+        GPIO_NUM_NC,
+        GPIO_NUM_NC,
+        GPIO_NUM_NC,
+        SdCardDevice::MountBehaviour::AtBoot,
+        tt::lvgl::getSyncLock(),
+        {},
+        SPI3_HOST
+    );
+
+    auto* sdcard = (SdCardDevice*) new SpiSdCardDevice(
+        std::unique_ptr<SpiSdCardDevice::Config>(configuration)
+    );
+
+    return std::shared_ptr<SdCardDevice>(sdcard);
+}