x86/bugs: Add Cannon lake to RETBleed affected CPU list

stable inclusion
from stable-v4.19.266
commit 745cd50cc41a4ca529d20a889699b829e739dddd
category: bugfix
bugzilla: https://gitee.com/src-openeuler/kernel/issues/I5GZ2Z


CVE: CVE-2022-29901

--------------------------------

commit f54d4537 upstream.

Cannon lake is also affected by RETBleed, add it to the list.

Fixes: 6ad0ad2b ("x86/bugs: Report Intel retbleed vulnerability")
Signed-off-by: Pawan Gupta <pawan.kumar.gupta@linux.intel.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@canonical.com>
[ bp: Adjust cpu model name CANNONLAKE_L -> CANNONLAKE_MOBILE ]
Signed-off-by: Suraj Jitindar Singh <surajjs@amazon.com>
Signed-off-by: Suleiman Souhlal <suleiman@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Lin Yujun <linyujun809@huawei.com>
Reviewed-by: Zhang Jianhua <chris.zjh@huawei.com>
Reviewed-by: Liao Chang <liaochang1@huawei.com>
Signed-off-by: Yongqiang Liu <liuyongqiang13@huawei.com>