Add support for detecting AMD Zynq UltraScale+ MPSoCs

Those boards identify with detector.chip.ZYNQMP == True.

Author: joergho

adafruit_platformdetect/chip.py

@@ -427,6 +427,8 @@ def _linux_id(self) -> Optional[str]:
                 linux_id = chips.EXYNOS5422
             if compatible and "cvitek,cv180x" in compatible:
                 linux_id = chips.CV1800B
+            if compatible and "xlnx,zynqmp" in compatible:
+                linux_id = chips.ZYNQMP
             cpu_model = self.detector.get_cpuinfo_field("cpu model")
 
             if cpu_model is not None:

adafruit_platformdetect/constants/chips.py

@@ -92,6 +92,7 @@
 SUNRISE_X3 = "SUNRISE_X3"
 SUNRISE_X5 = "SUNRISE_X5"
 QCM6490 = "QCM6490"
+ZYNQMP = "ZYNQMP"
 
 BCM_RANGE = {"BCM2708", "BCM2709", "BCM2711", "BCM2712", "BCM2835", "BCM2837"}