uuu_scripts: drop deprecated scripts

Signed-off-by: Angus Ainslie <angus@akkea.ca>

uuu_scripts/flash_librem5-devkit.lst

-uuu_version 1.0.1
-# Using the uboot in ../files/u-boot-devkit.imx
-# flash a new image ../files/devkit.img
-
-SDP: boot -f ../files/u-boot-devkit.imx
-# This command will be run when use SPL
-SDPU: delay 1000
-SDPU: write -f ../files/u-boot-devkit.imx -offset 0x57c00
-SDPU: jump
-
-SDPV: delay 1000
-SDPV: write -f ../files/u-boot-devkit.imx -skipspl
-SDPV: jump
-
-FB: ucmd mmc dev 0
-FB: ucmd setenv fastboot_dev mmc
-FB: ucmd setenv mmcdev 0
-FB: flash -raw2sparse all ../files/devkit.img
-FB: Done

uuu_scripts/flash_librem5.lst

-uuu_version 1.0.1
-# Using the uboot in ../files/u-boot-librem5.imx
-# flash a new image ../files/librem5.img
-CFG: FB:  -vid 0x316d -pid 0x4c05
-CFG: SDP: -chip MX8MQ -compatible MX8MQ -vid 0x316d -pid 0x4c05
-
-SDP: boot -f ../files/u-boot-librem5.imx
-
-# This command will be run when use SPL
-SDPU: delay 1000
-SDPU: write -f ../files/u-boot-librem5.imx -offset 0x57c00
-SDPU: jump
-
-SDPV: delay 1000
-SDPV: write -f ../files/u-boot-librem5.imx -skipspl
-SDPV: jump
-
-# This command will be run when ROM support stream mode
-SDPS: boot -f ../files/u-boot-librem5.imx
-
-FB: ucmd mmc dev 0
-FB: ucmd setenv fastboot_dev mmc
-FB: ucmd setenv mmcdev 0
-FB: flash -raw2sparse all ../files/librem5.img
-FB: Done