Add DMA and LiquidCrystal I2C support

- Implemented DMA functionality with a new dma.c and dma.h file.
- Added LiquidCrystal I2C driver with liquidcrystal_i2c.c and liquidcrystal_i2c.h files.
- Updated CMakeLists.txt to include dma.c and liquidcrystal_i2c.c in the build process.
- Modified build.ninja and compile_commands.json to reflect the new source files.
- Enhanced the main application to utilize the new DMA and LiquidCrystal I2C features.

cmake/stm32cubemx/CMakeLists.txt

@@ -21,6 +21,7 @@ set(MX_Include_Dirs
 set(MX_Application_Src
     ${CMAKE_SOURCE_DIR}/Core/Src/main.c
     ${CMAKE_SOURCE_DIR}/Core/Src/gpio.c
+    ${CMAKE_SOURCE_DIR}/Core/Src/dma.c
     ${CMAKE_SOURCE_DIR}/Core/Src/i2c.c
     ${CMAKE_SOURCE_DIR}/Core/Src/spi.c
     ${CMAKE_SOURCE_DIR}/Core/Src/usart.c