Bump importlib-metadata from 6.8.0 to 8.5.0 #4145

Job	Run time
Build 20.04 package	3m 11s
Build 18.04 package	2m 53s
Build docker image	5m 30s
Python Unittests (bionic-3.8, 3.8, tests)	7m 15s
Python Unittests (bionic-3.8, 3.8, tests_nds)	6m 54s
Python Unittests (focal-3.8, 3.8, tests)	7m 39s
Python Unittests (focal-3.8, 3.8, tests_nds)	6m 56s
Tests E2E 20.04	6m 27s
Tests E2E docker	6m 15s
Upload coverage to codecov (focal-3.8, 3.8, tests)	8s
Upload coverage to codecov (focal-3.8, 3.8, tests_nds)	8s
Publish (on release only)	0s
	53m 16s

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