Lintian tag information: debian-news-file-not-compressed (type: warning)

Description (from lintian-explain-tags)

NEWS.Debian files should be compressed using "gzip -9". The file must
always have the same name.

Please refer to Common errors in changelog entries (Section 6.3.4) in the
Debian Developer's Reference for details.

Visibility: warning
Show-Always: no
Check: debian/changelog

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