The recently introduced band option support changed the internal frequency
selector choice values, breaking the legacy rates option dependency.
Fixes: #5234
Fixes: 0829d31290 ("luci-mod-network: support newer wireless.wifi-device.band option")
Signed-off-by: Jo-Philipp Wich <jo@mein.io>
(cherry picked from commit fd2e755b6f30d80ffdf15536669fdb739212ac96)