chore: update golangci-lint to version 1.42, fix linter warnings

Description

• update golangci-lint to version 1.42
• fix linter warnings

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• the MR description has been reviewed
• this MR contains text changes and they have been reviewed OR there are no texts changes
• this MR contains GUI/CLI changes and they have been reviewed OR there are no GUI/CLI changes
• this MR contains API changes, specifications reflect those changes and they have been reviewed OR there are no API changes