Update dependency org.entur:netex-parser-java from v3.1.19 to v3.1.20 (main)

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
org.entur:netex-parser-java (source)	3.1.19 -> 3.1.20

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Release Notes

entur/netex-parser-java (org.entur:netex-parser-java)

### [`v3.1.20`](https://togithub.com/entur/netex-parser-java/compare/3.1.19...3.1.20) [Compare Source](https://togithub.com/entur/netex-parser-java/compare/3.1.19...3.1.20)

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Configuration

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