devlink: Spelling corrections

Make some minor spelling corrections in comments.

Found by inspection.
Signed-off-by: Simon Horman <horms@kernel.org>
Reviewed-by: Jiri Pirko <jiri@nvidia.com>
Link: https://lore.kernel.org/r/20230526-devlink-spelling-v1-1-9a3e36cdebc8@kernel.orgSigned-off-by: Jakub Kicinski <kuba@kernel.org>

include/net/devlink.h

@@ -1261,7 +1261,7 @@ struct devlink_ops {
 	/**
 	 * @supported_flash_update_params:
 	 * mask of parameters supported by the driver's .flash_update
-	 * implemementation.
+	 * implementation.
 	 */
 	u32 supported_flash_update_params;
 	unsigned long reload_actions;

net/devlink/leftover.c

@@ -6761,7 +6761,7 @@ static void devlink_port_type_warn_cancel(struct devlink_port *devlink_port)
  * @devlink: devlink
  * @devlink_port: devlink port
  *
- * Initialize essencial stuff that is needed for functions
+ * Initialize essential stuff that is needed for functions
  * that may be called before devlink port registration.
  * Call to this function is optional and not needed
  * in case the driver does not use such functions.
@@ -6782,7 +6782,7 @@ EXPORT_SYMBOL_GPL(devlink_port_init);
  *
  * @devlink_port: devlink port
  *
- * Deinitialize essencial stuff that is in use for functions
+ * Deinitialize essential stuff that is in use for functions
  * that may be called after devlink port unregistration.
  * Call to this function is optional and not needed
  * in case the driver does not use such functions.