Add platform ID for MAX32666FTHR

Signed-off-by: Sadik.Ozer <sadik.ozer@analog.com>

Author: ozersa

src/mbed_os_tools/detect/platform_database.py

@@ -81,6 +81,7 @@
         u"0418": u"MAX32620FTHR",
         u"0419": u"MAX35103EVKIT2",
         u"0421": u"MAX32660EVSYS",
+        u"0422": u"MAX32666FTHR",
         u"0424": u"MAX32670EVKIT",
         u"0450": u"MTB_UBLOX_ODIN_W2",
         u"0451": u"MTB_MXCHIP_EMW3166",