Also generate SHA2-256

devscripts/release.sh

@@ -53,7 +53,8 @@ mv youtube-dl.tar.gz "update_staging/$version/youtube-dl-$version.tar.gz"
 RELEASE_FILES=youtube-dl youtube-dl.exe youtube-dl-$version.tar.gz
 (cd update_staging/$version/ && md5sum $RELEASE_FILES > MD5SUMS)
 (cd update_staging/$version/ && sha1sum $RELEASE_FILES > SHA1SUMS)
-(cd update_staging/$version/ && sha512sum $RELEASE_FILES > SHA512SUMS)
+(cd update_staging/$version/ && sha256sum $RELEASE_FILES > SHA2-256SUMS)
+(cd update_staging/$version/ && sha512sum $RELEASE_FILES > SHA2-512SUMS)
 git checkout HEAD -- youtube-dl youtube-dl.exe
 
 echo "\n### Signing and uploading the new binaries to youtube-dl.org..."