Added POLARBERRY board support (SundanceDSP company)#11

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Mans-sdsp wants to merge 4 commits intolinux4microchip:masterfrom

Mans-sdsp:master

Commits on Nov 23, 2023

Added POLARBERRY board support (SundanceDSP company)
RomanKSundance
committed

Commits on Jan 9, 2024

Added basic support for SE301+SOM1-SOC in HSS. Fixed polarberry filenames
RomanKSundance
committed

Commits on Jan 11, 2024

Added fix for ethernet phy reset pin. Updatd README
RomanKSundance
committed

Commits on Mar 25, 2024

fixed some typo
Mans-sdsp
committed