chore(deps): update canonical/charming-actions action to v2.6.2 #639

Job	Run time
Run Tests / Get integration environments	3s
Run Tests / Lint Check	16s
Publish Charm / Generate the Charm Matrix	2s
Run Tests / Unit Test	23s
Run Tests / Check libraries / Check libraries	34s
Run Tests / Check libraries / Lint	11s
Publish Charm / Publish Charm (./)	2m 55s
Run Tests / Integration Test (build and deploy) (seldon-servers-integration -- -k mlflowserver-v1)	16m 8s
Run Tests / Integration Test (build and deploy) (seldon-servers-integration -- -k mlflowserver-v2)	14m 33s
Run Tests / Integration Test (build and deploy) (seldon-servers-integration -- -k xgboost-v1)	20m 9s
Run Tests / Integration Test (build and deploy) (seldon-servers-integration -- -k huggingface)	17m 9s
Run Tests / Integration Test (build and deploy) (seldon-servers-integration -- -k sklearn-v2)	20m 47s
Run Tests / Integration Test (build and deploy) (seldon-servers-integration -- -k tensorflow)	15m 41s
Run Tests / Integration Test (build and deploy) (seldon-servers-integration -- -k xgboost-v2)	16m 23s
Run Tests / Integration Test (build and deploy) (seldon-servers-integration -- -k tf-serving)	15m 14s
Run Tests / Integration Test (build and deploy) (seldon-servers-integration -- -k sklearn-v1)	14m 36s
Run Tests / Integration Test (build and deploy) (charm-integration --)	25m 30s
	3h 0m 34s

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