Revert "repo/linux/linux-next: cc linux-mm@kvack.org"

This reverts commit c89b95f.

It's ok to not cc Linux Memory Management List <linux-mm@kvack.org> for
every bisect report, since each report will be listed in build summary.

Link: https://lore.kernel.org/oe-kbuild-all/202410090230.1TqAdril-lkp@intel.com/
Signed-off-by: Philip Li <philip.li@intel.com>

repo/linux/linux-next

@@ -6,4 +6,3 @@ branch_denylist: akpm|akpm-base|stable
 notify_build_success_branch: .*
 notify_build_success_cc_committer: true
 mail_to: Andrew Morton <akpm@linux-foundation.org>
-mail_cc: Linux Memory Management List <linux-mm@kvack.org>