configs/ti_am64x_sk_defconfig: drop redundant defconfig choice
The defconfig choice is the default one, so it is redundant and can be
removed without effect.
Signed-off-by: Romain Naour <romain.naour@smile.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
(cherry picked from commit 65a12fb53ab95a22a2a7b19b8f53396ce4fb561c)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>