update wordpress version in rock to 6.4.1 #732

Job	Run time
Integration Test / Get runner image / Get runner image	3s
Integration Test / Build and push charm	6m 4s
Integration Test / Build image / Get images	4s
Integration Test / Build rock / Get rocks	4s
Integration Test / Build image / Build image	0s
Integration Test / Build rock / Build rock (wordpress_rock)	7m 56s
Integration Test / Get rocks or Docker images	1s
Integration Test / Integration tests / Integration tests (test_addon)	20m 2s
Integration Test / Integration tests / Integration tests (test_core)	15m 6s
Integration Test / Integration tests / Integration tests (test_external)	18m 14s
Integration Test / Integration tests / Integration tests (test_ingress)	15m 45s
Integration Test / Integration tests / Integration tests (test_cos_grafana)	13m 17s
Integration Test / Integration tests / Integration tests (test_cos_loki)	13m 38s
Integration Test / Integration tests / Integration tests (test_cos_prometheus)	13m 0s
Integration Test / Required Integration Test Status Checks	1s
	2h 3m 15s

Provide feedback