pinctrl: renesas: Updates for v7.1
- Add pin configuration support for RZ/T2H and RZ/N2H,
- Fix save/restore of registers for ports with variable pincfg per pin
on RZ/G3E, RZ/V2H(P), RZ/V2N, and RZ/Five,
- Drop a superfluous blank line.
Signed-off-by: Linus Walleij <linusw@kernel.org>