Revert "SELinux: Set to permissive using CMDLINE from kernel config"

This reverts commit e02ac3c51ac2843c4bcc13184cc40152d270d5d5.
Revert "Activado FS_MBCACHE"

This reverts commit 81c96165962cf9fb36cb3900bb097a644878962c.
Revert "Activado soporte Selinux"

This reverts commit 3690e31d0abec3c676b676dca6c5636c9157b4f0.