doc: releases: migration-guide-4.4: Ethernet MAC config compatibles

Replace file references with compatibles, for users to refer to the
migration guide if it has any impact on out-of-tree boards.

Signed-off-by: Pieter De Gendt <pieter.degendt@basalte.be>

Author: pdgendt

doc/releases/migration-guide-4.4.rst

@@ -45,15 +45,14 @@ Ethernet
 * Driver MAC address configuration support using :c:struct:`net_eth_mac_config` has been introduced
   for the following drivers:
 
-  * :zephyr_file:`drivers/ethernet/eth_test.c` (:github:`96598`)
+  * :dtcompatible:`vnd,ethernet` (:github:`96598`)
 
-  * :zephyr_file:`drivers/ethernet/eth_sam_gmac.c` (:github:`96598`)
+  * :dtcompatible:`atmel,sam-gmac` and :dtcompatible:`atmel,sam0-gmac` (:github:`96598`)
 
     * Removed ``CONFIG_ETH_SAM_GMAC_MAC_I2C_EEPROM``
     * Removed ``CONFIG_ETH_SAM_GMAC_MAC_I2C_INT_ADDRESS``
     * Removed ``CONFIG_ETH_SAM_GMAC_MAC_I2C_INT_ADDRESS_SIZE``
-    * Removed ``mac-eeprom`` property from :dtcompatible:`atmel,sam-gmac` and
-      :dtcompatible:`atmel,sam0-gmac`
+    * Removed ``mac-eeprom`` property
 
 * The ``fixed-link`` property has been removed from :dtcompatible:`ethernet-phy`. Use
   the new :dtcompatible:`ethernet-phy-fixed-link` compatible instead, if that functionality