ARM: dts: stm32: Fix qspi pinctrl phandle for stm32mp151a-prtt1l

ARM: dts: stm32: Fix qspi pinctrl phandle for stm32mp151a-prtt1l

[ Upstream commit f1a57562ed44011200359cd5b8a2a87c871952b2 ]

Chip select pinctrl phandle was missing in several stm32mp15x based boards.

Fixes: 71c422c42a2b ("ARM: dts: stm32: Create separate pinmux for qspi cs pin in stm32mp15-pinctrl.dtsi")
Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com>
Cc: Oleksij Rempel <o.rempel@pengutronix.de>
Cc: Alexandre Torgue <alexandre.torgue@st.com>
Cc: linux-stm32@st-md-mailman.stormreply.com
Cc: linux-arm-kernel@lists.infradead.org
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>