dm_early_create: fix freeing used table on dm_resume failure

dm_early_create: fix freeing used table on dm_resume failure

If dm_resume fails, the kernel attempts to free table with
dm_table_destroy, but the table was already instantiated with
dm_swap_table. This commit skips the call to dm_table_destroy in this
case.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Assisted-by: Claude:claude-opus-4.6
Fixes: 6bbc923dfcf5 ("dm: add support to directly boot to a mapped device")
Cc: stable@vger.kernel.org