Fix permissions to upload to stm32

stm32-permission-fix.sh

#!/bin/sh
sudo sh -c 'cat > /etc/udev/rules.d/49-stm32.rules' <<EOF
# 0483:5740 - STM32F4 Dsicovery in USB Serial Mode (CN5)
ATTRS{idVendor}=="0483", ATTRS{idProduct}=="5740", 
ENV{ID_MM_DEVICE_IGNORE}="1"
ATTRS{idVendor}=="0483", ATTRS{idProduct}=="5740", 
ENV{MTP_NO_PROBE}="1"
SUBSYSTEMS=="usb", ATTRS{idVendor}=="0483", ATTRS{idProduct}=="5740", 
MODE:="0666"
KERNEL=="ttyACM*", ATTRS{idVendor}=="0483", ATTRS{idProduct}=="5740", 
MODE:="0666"
# 0483:df11 - STM32F4 Discovery in DFU mode (CN5)
SUBSYSTEMS=="usb", ATTRS{idVendor}=="0483", ATTRS{idProduct}=="df11", 
MODE:="0666"
EOF

sudo udevadm control --reload-rules

Here's the fix @Paul0x2A