generic: 6.6: backport upstream v6.15 Realtek PHY patches
bfc17c1658353 net: phy: realtek: disable PHY-mode EEE
fabcfd6d10999 net: phy: realtek: add defines for shadowed c45 standard registers
8af2136e77989 net: phy: realtek: add helper RTL822X_VND2_C22_REG
02d3b306ac2f0 net: phy: realtek: switch from paged to MMD ops in rtl822x functions
da681ed73fb98 net: phy: realtek: improve mmd register access for internal PHY's
0bea93fdbaf86 net: phy: realtek: use string choices helpers
51773846fab24 net: phy: realtek: make HWMON support a user-visible Kconfig symbol
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>