chore(deps): update canonical/charming-actions action to v2.6.2 #633

Job	Run time
Publish Charm / Generate the Charm Matrix	2s
Run Tests / Lint Check	13s
Run Tests / Get integration environments	4s
Run Tests / Unit Test	35s
Run Tests / Check libraries / Check libraries	26s
Run Tests / Check libraries / Lint	8s
Publish Charm / Publish Charm (./)	3m 34s
Run Tests / Integration Test (build and deploy) (seldon-servers-integration -- -k tensorflow)	10m 41s
Run Tests / Integration Test (build and deploy) (seldon-servers-integration -- -k xgboost-v1)	10m 41s
Run Tests / Integration Test (build and deploy) (seldon-servers-integration -- -k sklearn-v1)	10m 38s
Run Tests / Integration Test (build and deploy) (seldon-servers-integration -- -k mlflowserver-v1)	10m 40s
Run Tests / Integration Test (build and deploy) (seldon-servers-integration -- -k sklearn-v2)	10m 43s
Run Tests / Integration Test (build and deploy) (seldon-servers-integration -- -k xgboost-v2)	10m 42s
Run Tests / Integration Test (build and deploy) (seldon-servers-integration -- -k tf-serving)	10m 40s
Run Tests / Integration Test (build and deploy) (seldon-servers-integration -- -k huggingface)	10m 37s
Run Tests / Integration Test (build and deploy) (seldon-servers-integration -- -k mlflowserver-v2)	10m 38s
Run Tests / Integration Test (build and deploy) (charm-integration --)	10m 20s
	1h 51m 22s

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