Document and release 1.0-ds1-4pureos2
1.0-ds1-4pureos2 got rejected because we target unstable
by mistake.
See https://lists.community.puri.sm/pipermail/librem5-builds/2022-August/004135.html
Potentially !1 (merged) was shooting it from the hip a bit.
Edited by Evangelos Ribeiro Tzaras