MAINTAINERS: remove Lars Povlsen from Microchip Sparx5 SoC

We have not seen emails or tags from Lars in almost 4 years.
Steen and Daniel are pretty active, but the review coverage
isn't stellar (35% of changes go in without a review tag).

Subsystem ARM/Microchip Sparx5 SoC support
  Changes 28 / 79 (35%)
  Last activity: 2024-11-24
  Lars Povlsen <[email protected]>:
  Steen Hegelund <[email protected]>:
    Tags 6c7c4b9 2024-04-08 00:00:00 15
  Daniel Machon <[email protected]>:
    Author 48ba00d 2024-04-09 00:00:00 2
    Tags f164b29 2024-11-24 00:00:00 6
  Top reviewers:
    [7]: [email protected]
    [1]: [email protected]
    [1]: [email protected]
    [1]: [email protected]
  INACTIVE MAINTAINER Lars Povlsen <[email protected]>

Acked-by: Daniel Machon <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Jakub Kicinski <[email protected]>

Author: kuba-moo

MAINTAINERS

@@ -2689,7 +2689,6 @@ N:	at91
 N:	atmel
 
 ARM/Microchip Sparx5 SoC support
-M:	Lars Povlsen <[email protected]>
 M:	Steen Hegelund <[email protected]>
 M:	Daniel Machon <[email protected]>
 M:	[email protected]