chore(deps): update canonical/charming-actions action to v2.6.3 #1140

Job	Run time
Run Tests / Integration Test (1.27-strict/stable, integration)	1h 7m 26s
Publish Charm / Generate the Charm Matrix	5s
Run Tests / Integration Test (1.27-strict/stable, integration-tls-provider)	1h 3m 14s
Run Tests / Observability Integration Test (1.25-strict/stable)	1h 3m 12s
Run Tests / Lint Code (pilot)	22s
Run Tests / Integration Test (1.27-strict/stable, integration-tls-secret)	1h 4m 37s
Run Tests / Observability Integration Test (1.26-strict/stable)	1h 4m 50s
Run Tests / Lint Code (gateway)	22s
Run Tests / Integration Test (1.30-strict/stable, integration)	1h 11m 22s
Run Tests / Integration Test (1.30-strict/stable, integration-tls-provider)	1h 7m 4s
Run Tests / Unit Test (pilot)	40s
Run Tests / Integration Test (1.30-strict/stable, integration-tls-secret)	1h 5m 22s
Run Tests / Unit Test (gateway)	31s
Run Tests / Check libraries (istio-gateway) / Check libraries	29s
Run Tests / Check libraries (istio-gateway) / Lint	8s
Run Tests / Check libraries (istio-pilot) / Lint	10s
Run Tests / Check libraries (istio-pilot) / Check libraries	29s
Publish Charm / Publish Charm (./charms/istio-pilot)	40m 57s
Publish Charm / Publish Charm (./charms/istio-gateway)	31m 1s
	10h 2m 21s

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