Trackball rewrite (#600)

- Implement generic trackball settings
- Refactor T-Deck trackball driver into generic driver at `Drivers/gpio-trackball-module`
- Automatically bind/unbind trackball devices with LVGL
- Automatically load settings for trackball devices on boot

Drivers/gpio-trackball-module/source/module.cpp

@@ -0,0 +1,19 @@
+// SPDX-License-Identifier: Apache-2.0
+#include <tactility/driver.h>
+#include <tactility/module.h>
+
+extern "C" {
+
+extern Driver gpio_trackball_driver;
+
+static Driver* const gpio_trackball_drivers[] = {
+    &gpio_trackball_driver,
+    nullptr
+};
+
+Module gpio_trackball_module = {
+    .name = "gpio-trackball",
+    .drivers = gpio_trackball_drivers
+};
+
+} // extern "C"