board: purism: librem5: remove LIBREM5_ASPEN config option
we use one config for aspen, birch and later revs until now
Fixes #19 (closed)
Signed-off-by: Martin Kepplinger martin.kepplinger@puri.sm
we use one config for aspen, birch and later revs until now
Fixes #19 (closed)
Signed-off-by: Martin Kepplinger martin.kepplinger@puri.sm