linux-ti-staging-4.1: Drop SRCREV as this is superseded upstream
linux-ti-staging-4.1: Drop SRCREV as this is superseded upstream

Signed-off-by: Jacob Stiffler <0ec61db87821c27ca8ee6f3e24c6f93fdbb785d4@ti.com>

rcn-ee/meta-processor-sdk,rcn-ee/meta-processor-sdk,rcn-ee/meta-processor-sdk