chore: update to xpack arm-none-eabi-gcc v14.2.1-1.1

https://github.com/xpack-dev-tools/arm-none-eabi-gcc-xpack/releases/tag/v14.2.1-1.1

Signed-off-by: Frederic Pillon <[email protected]>

Author: fpistm

platform.txt

@@ -16,7 +16,7 @@ tool_suffix.windows=.exe
 busybox=
 busybox.windows={runtime.tools.STM32Tools.path}/win/busybox.exe
 
-toolchain_dir={runtime.tools.xpack-arm-none-eabi-gcc-13.2.1-1.1.path}
+toolchain_dir={runtime.tools.xpack-arm-none-eabi-gcc-14.2.1-1.1.path}
 openocd_dir={runtime.tools.xpack-openocd-0.12.0-4.path}
 
 tools_bin_path.windows={runtime.tools.STM32Tools.path}/win