Update crazy-max/ghaction-import-gpg action to v5.4.0

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
crazy-max/ghaction-import-gpg	action	minor	v5.3.0 -> v5.4.0

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Release Notes

crazy-max/ghaction-import-gpg (crazy-max/ghaction-import-gpg)

### [`v5.4.0`](https://togithub.com/crazy-max/ghaction-import-gpg/releases/tag/v5.4.0) [Compare Source](https://togithub.com/crazy-max/ghaction-import-gpg/compare/v5.3.0...v5.4.0) - Fallback to gpg homedir if `HOME` not set by [@​crazy-max](https://togithub.com/crazy-max) in [https://github.com/crazy-max/ghaction-import-gpg/pull/181](https://togithub.com/crazy-max/ghaction-import-gpg/pull/181) - Bump openpgp from 5.8.0 to 5.10.1 in [https://github.com/crazy-max/ghaction-import-gpg/pull/177](https://togithub.com/crazy-max/ghaction-import-gpg/pull/177) [https://github.com/crazy-max/ghaction-import-gpg/pull/171](https://togithub.com/crazy-max/ghaction-import-gpg/pull/171) - Bump semver from 6.3.0 to 6.3.1 in [https://github.com/crazy-max/ghaction-import-gpg/pull/174](https://togithub.com/crazy-max/ghaction-import-gpg/pull/174) - Bump word-wrap from 1.2.3 to 1.2.4 in [https://github.com/crazy-max/ghaction-import-gpg/pull/175](https://togithub.com/crazy-max/ghaction-import-gpg/pull/175) **Full Changelog**: https://github.com/crazy-max/ghaction-import-gpg/compare/v5.3.0...v5.4.0

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