chore: bumped amundsen common to 0.20.0
# It is recommended to always pin the exact version (not range) - otherwise common upgrade won't trigger unit tests
# on all repositories reyling on this file and any issues that arise from common upgrade might be missed.
-amundsen-common>=0.18.2
+amundsen-common>=0.20.0
attrs>=19.1.0
boto3==1.17.23
click==7.0
