chore(deps): pin dependencies

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
actions/checkout	action	pinDigest	-> 692973e
actions/setup-java	action	pinDigest	-> 99b8673
actions/setup-python	action	pinDigest	-> 82c7e63
googleapis/release-please-action	action	pinDigest	-> 7987652
whelk-io/maven-settings-xml-action	action	pinDigest	-> 9dc09b2

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[!WARNING] Some dependencies could not be looked up. Check the Dependency Dashboard for more information.

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