net/e1000e: Fix spelling mistake "The" -> "This"

There is a spelling mistake in the comment block.
Signed-off-by: Tree Davies <tdavies@darkphysics.net>
Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>

drivers/net/ethernet/intel/e1000e/netdev.c

@@ -7729,7 +7729,7 @@ static int e1000_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
  * @pdev: PCI device information struct
  *
  * e1000_remove is called by the PCI subsystem to alert the driver
- * that it should release a PCI device.  The could be caused by a
+ * that it should release a PCI device.  This could be caused by a
  * Hot-Plug event, or because the driver is going to be removed from
  * memory.
  **/