schema.graphqls got regenerated with different empty lines every time doing mvn package on Windows

[miklcct]

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Expected behavior

The build script generates schema.graphqls exactly to the repo when building

Observed behavior

The build script generates schema.graphqls with a different number of empty lines to the repo

Version of OTP used (exact commit hash or JAR name)

2.7.0-SNAPSHOT

Data sets in use (links to GTFS and OSM PBF files)

not relevant

Command line used to start OTP

not relevant

Router config and graph build config JSON

not relevant

Steps to reproduce the problem

Run mvn package on Windows directly from a cloned repository.

[miklcct]

Upstream issue:

graphql-java/graphql-java#2973