🤖 Add Docker target to dependabot config

[arybolovlev]

Rollback Plan

If a change needs to be reverted, we will publish an updated version of the library.

Changes to Security Controls

Are there any changes to security controls (access controls, encryption, logging) in this pull request? If so, explain.

Description

Add Docker target to dependabot config.

Usage Example

N/A.

References

N/A.

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