From adafruit_servokit_ import ServoKit. PCA9685

Adafruit libraries are updated frequently, but they do not always work with Jetson.
Downgrade the library to find a version that works.
Example:

sudo pip3 install -U \
adafruit-circuitpython-busdevice==5.1.2 \
adafruit-circuitpython-motor==3.3.5 \
adafruit-circuitpython-pca9685==3.4.1 \
adafruit-circuitpython-register==1.9.8 \
adafruit-circuitpython-servokit==1.3.8 \
Adafruit-Blinka==6.11.1 \
Adafruit-GPIO==1.0.3 \
Adafruit-MotorHAT==1.4.0 \
Adafruit-PlatformDetect==3.19.6 \
Adafruit-PureIO==1.1.9 \
Adafruit-SSD1306==1.6.2
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