Update quay.io/mongodb/mongodb-agent-ubi Docker tag to v107.0.9.8621

This MR contains the following updates:

Package	Type	Update	Change
quay.io/mongodb/mongodb-agent-ubi		patch	107.0.8.8615-1 -> 107.0.9.8621-1
quay.io/mongodb/mongodb-agent-ubi	ironbank-docker	patch	107.0.8.8615-1-context -> 107.0.9.8621-1-context
quay.io/mongodb/mongodb-agent-ubi	stage	patch	107.0.8.8615-1-context -> 107.0.9.8621-1-context

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