sx core lite unbricking links

Bootloaders : https://link.sthetix.info/tx-sc-bootloaders

Spacecraft NX : https://github.com/Spacecraft-NX/firmware/releases/tag/0.1.0

GD-Link OB : https://link.sthetix.info/gdlink-ob

TX core firmware : https://link.sthetix.info/txcorelite-1_3

TX Flasher : https://link.sthetix.info/txcorelite-flasher

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We don't need to use the links below for the new video.

Keil MDK : https://www.keil.com/demo/eval/arm.htm

Srecord : https://sourceforge.net/projects/srecord/files/srecord-win32/