RMX1921: sepolicy: Silence rmt_storage denials

* dontaudit dac_override, dac_read_search denials.

* avc: denied { dac_override } for capability=1 scontext=u:r:rmt_storage:s0 tcontext=u:r:rmt_storage:s0 tclass=capability permissive=0
* avc: denied { dac_read_search } for capability=2 scontext=u:r:rmt_storage:s0 tcontext=u:r:rmt_storage:s0 tclass=capability permissive=0

Signed-off-by: kaderbava <ksbava7325@gmail.com>