Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c
index 993c52c..ff61293 100644
--- a/drivers/net/phy/phy_device.c
+++ b/drivers/net/phy/phy_device.c
@@ -534,7 +534,7 @@
 /* Generic PHY support and helper functions */
 
 /**
- * genphy_config_advert - sanitize and advertise auto-negotation parameters
+ * genphy_config_advert - sanitize and advertise auto-negotiation parameters
  * @phydev: target phy_device struct
  *
  * Description: Writes MII_ADVERTISE with the appropriate values,
@@ -683,7 +683,7 @@
 		return result;
 
 	if (result == 0) {
-		/* Advertisment hasn't changed, but maybe aneg was never on to
+		/* Advertisement hasn't changed, but maybe aneg was never on to
 		 * begin with?  Or maybe phy was isolated? */
 		int ctl = phy_read(phydev, MII_BMCR);