block/partitions/atari: Remove redundant assignment

Get rid of redundant assignment to a variable part_fmt from function
atari_partition. It is being assigned a value that is never read until
the end of function.

Reported by clang-tidy [deadcode.DeadStores]
Signed-off-by: Michal Orzel <michalorzel.eng@gmail.com>
Link: https://lore.kernel.org/r/20220423113811.13335-4-michalorzel.eng@gmail.comSigned-off-by: Jens Axboe <axboe@kernel.dk>

block/partitions/atari.c

@@ -140,7 +140,6 @@ int atari_partition(struct parsed_partitions *state)
 				/* accept only GEM,BGM,RAW,LNX,SWP partitions */
 				if (!((pi->flg & 1) && OK_id(pi->id)))
 					continue;
-				part_fmt = 2;
 				put_partition (state, slot,
 						be32_to_cpu(pi->st),
 						be32_to_cpu(pi->siz));