unbind-rmmod-i915.sh: unbind from all devices before removing
unbind-rmmod-i915.sh: unbind from all devices before removing

Signed-off-by: Lucas De Marchi <06f6c196cc495faed3f1e11c3fa8ee6602a37ebc@intel.com>

lucasdemarchi/toolbox,lucasdemarchi/toolbox