eth: tg3: silence the GCC 12 array-bounds warning
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.18.3 by commit 5b85f7c3b865c6bc4e7250332a8556932d46cc66. For more details please see the references link.