i40e: Minor comment changes

Fixes comment for reset reason

Change-ID: I6fda4fa292255e6eb0f874502b4d38d722149b10
Signed-off-by: Akeem G Abodunrin <akeem.g.abodunrin@intel.com>
Tested-by: Jim Young <jamesx.m.young@intel.com>
Signed-off-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c

@@ -669,7 +669,7 @@ void i40e_reset_vf(struct i40e_vf *vf, bool flr)
 	 */
 	for (i = 0; i < 100; i++) {
 		/* vf reset requires driver to first reset the
-		 * vf & than poll the status register to make sure
+		 * vf and then poll the status register to make sure
 		 * that the requested op was completed
 		 * successfully
 		 */