chore(deps): update docker/setup-buildx-action digest to 988b5a0 (main)

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
docker/setup-buildx-action	action	digest	d70bba7 -> 988b5a0

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[github-actions]

⚠️ Files changed in bundle generation!

Those changes to the operator bundle manifests should have been pushed automatically to your PR branch.
You might also need to manually update the .rhdh/bundle/manifests/rhdh-operator.csv.yaml CSV file accordingly.

[renovate]

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[openshift-ci]

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