ARM: dts: stm32: Fix typo in license text for Engicam boards

ARM: dts: stm32: Fix typo in license text for Engicam boards

Fix the Amarula Solutions typo mistake in license text added in below
commits.

commit <d8f18d88d2a11> ("ARM: dts: stm32: Add Engicam i.Core STM32MP1
C.TOUCH 2.0 10.1" OF")
commit <16b2b2eb3c501> ("ARM: dts: stm32: Add Engicam i.Core STM32MP1
C.TOUCH 2.0")
commit <631ef44ae3d23> ("ARM: dts: stm32: Add Engicam i.Core STM32MP1
EDIMM2.2 Starter Kit")
commit <f7959c9b23fb0> ("ARM: dts: stm32: Add Engicam i.Core STM32MP1
SoM")
commit <96d5f325cd177> ("ARM: dts: stm32: Add Engicam MicroGEA STM32MP1
MicroDev 2.0 7" OF")
commit <cbb48955439b5> ("ARM: dts: stm32: Add Engicam MicroGEA STM32MP1
MicroDev 2.0 board")
commit <0e6c181bc6411> ("ARM: dts: stm32: Add Engicam MicroGEA STM32MP1
SoM")

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Signed-off-by: Alexandre Torgue <alexandre.torgue@foss.st.com>