driver: edac: altera_edac: fix build warning

commit ee00cf1a from
git://git.yoctoproject.org/linux-yocto

 v5.10/standard/intel-sdk-5.10/intel-socfpga.

- add parentheses around comparison
- correct the format parameter

Signed-off-by: Meng Li <Meng.Li@windriver.com>
Signed-off-by: Bruce Ashfield <bruce.ashfield@gmail.com>
Signed-off-by: Liwei Song <liwei.song@windriver.com>