chore(deps): update dependency ops to v2.18.0 #953

Job	Run time
Integration Test / Plan	6s
Integration Test / Build charm (wordpress-k8s)	6m 20s
Integration Test / Build rock (wordpress)	7m 6s
Integration Test / Plan Image Scanning	2s
Integration Test / Integration tests / Integration tests (test_addon)	16m 37s
Integration Test / Integration tests / Integration tests (test_core)	18m 41s
Integration Test / Integration tests / Integration tests (test_external)	13m 3s
Integration Test / Integration tests / Integration tests (test_ingress)	16m 17s
Integration Test / Integration tests / Integration tests (test_cos_grafana)	11m 57s
Integration Test / Integration tests / Integration tests (test_cos_loki)	12m 4s
Integration Test / Integration tests / Integration tests (test_cos_prometheus)	12m 7s
Integration Test / Scan Image (ghcr.io-canonical-wordpress-fa0b4b4d3c843bd085465e78fd3b54586e98975b-_1.0_amd64.tar)	1m 44s
Integration Test / Required Integration Test Status Checks	1s
	1h 56m 5s

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