power: supply: bq25890_charger: Don't enable OTG on unplugged USB

Signed-off-by: Sebastian Krzyszkowiak <sebastian.krzyszkowiak@puri.sm>
2 jobs for unplugged-otg in 67 minutes and 10 seconds (queued for 1 second)
Status Job ID Name Coverage
  Build
passed #366852
librem5
build:aarch64

00:19:55

passed #366853
librem5:arm64
build:deb

01:07:10