There's a closed pull request on the void-packages repository

picard: update to 2.4.4
https://github.com/void-linux/void-packages/pull/24984

Description:
There's a issue open in relation to provided patch

https://tickets.metabrainz.org/browse/PICARD-1948

only result of patch is that your scaling will be rounded up or down to a integer (e.g. 110% = 100%, 150% = 200%)