PCI/AER: Update struct aer_err_info with kernel-doc formatting

PCI/AER: Update struct aer_err_info with kernel-doc formatting

Update the existing 'struct aer_err_info' definition to use kernel-doc
formatting. Remove the inline comments to reduce noise and do not introduce
functional changes. This will improve readability and maintainability.

Signed-off-by: Terry Bowman <terry.bowman@amd.com>
Reviewed-by: Dan Williams <dan.j.williams@intel.com>
Reviewed-by: Dave Jiang <dave.jiang@intel.com>
Reviewed-by: Jonathan Cameron <jonathan.cameron@huawei.com>
Link: https://patch.msgid.link/20260114182055.46029-16-terry.bowman@amd.com
Acked-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Dave Jiang <dave.jiang@intel.com>