scripts/flashing/flash.sh: Add missing quotes
authorRosen Penev <rosenp@gmail.com>
Mon, 6 Jan 2020 02:27:06 +0000 (18:27 -0800)
committerAdrian Schmutzler <freifunk@adrianschmutzler.de>
Sun, 24 May 2020 12:44:00 +0000 (14:44 +0200)
These are in if statements (where they should be), and echo output that is
not piped to anything. These should be safe.

Found with shellcheck.

Signed-off-by: Rosen Penev <rosenp@gmail.com>

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