chore(deps): update canonical/charming-actions action to v2.6.3 #1189

Job	Run time
Run Tests / Lint Code (pilot)	22s
Run Tests / Lint Code (gateway)	20s
Publish Charm / Generate the Charm Matrix	5s
Run Tests / Integration Test (1.27-strict/stable, integration)	1h 12m 47s
Run Tests / Observability Integration Test (1.25-strict/stable)	5m 45s
Run Tests / Integration Test (1.27-strict/stable, integration-tls-provider)	1h 3m 39s
Run Tests / Observability Integration Test (1.26-strict/stable)	6m 2s
Run Tests / Integration Test (1.27-strict/stable, integration-tls-secret)	1h 5m 35s
Run Tests / Unit Test (pilot)	40s
Run Tests / Integration Test (1.30-strict/stable, integration)	1h 6m 11s
Run Tests / Unit Test (gateway)	41s
Run Tests / Integration Test (1.30-strict/stable, integration-tls-provider)	1h 7m 21s
Run Tests / Integration Test (1.30-strict/stable, integration-tls-secret)	1h 5m 23s
Run Tests / Check libraries (istio-gateway) / Check libraries	34s
Run Tests / Check libraries (istio-gateway) / Lint	10s
Run Tests / Check libraries (istio-pilot) / Check libraries	32s
Run Tests / Check libraries (istio-pilot) / Lint	11s
Publish Charm / Publish Charm (./charms/istio-gateway)	29m 41s
Publish Charm / Publish Charm (./charms/istio-pilot)	39m 26s
	8h 5m 25s

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