Potential fixes for 2 code quality findings

[JensKrumsieck]

This PR applies 2/2 suggestions from code quality AI findings.

[JensKrumsieck]

👍🏻

[github-actions]

Package	Line Rate	Health
packages/cli/src/commands	57%	➖
packages/core/src	72%	➖
packages/gui/src	23%	❌
packages/remote_execution/src/reana	0%	❌
packages/gui/src/components	2%	❌
packages/gui/src/components/layout	0%	❌
packages/gui/src/components/files	10%	❌
packages/util/src	5%	❌
packages/repository/src	98%	✔
packages/core/src/parser	92%	✔
packages/remote_execution/src	0%	❌
packages/gui/src/components/graph	0%	❌
packages/cli/src	58%	➖
packages/reana/src	78%	✔
packages/test_utils	67%	➖
Summary	53% (2460 / 4654)	➖