Adrian Schmutzler d7d6e055e9 base-files: replace backticks by $(...) ...

This replaces deprecated backticks by more versatile $(...) syntax.

This does not touch lib/upgrade/nand.sh, as there replacement is
not trivial.

Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>

2020-07-11 12:52:01 +02:00

179 B

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