Update GitHub Action `hashicorp/vault-action` to v2.7.5 (#3955) #1089

Job	Run time
Build and push HASH api image	4m 27s
Build and push HASH graph image	16m 5s
Build and push Kratos image	18s
Build and push Temporal TS AI Worker	5m 5s
Build and push Temporal integration Worker	4m 52s
Build and push Temporal Migrate image	22s
Build and push Temporal Setup image	21s
Deploy Temporal images	21s
Deploy HASH worker images	10s
Deploy HASH app images	25s
Deploy HASH graph images	10s
Notify Slack on failure	0s
	32m 36s

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