Just whittling down the list of contrib modules with zero coverage. Discussion: https://postgr.es/m/909667.1659222591@sss.pgh.pa.us
Prominent binaries already had this metadata. A handful of minor binaries, such as pg_regress.exe, still lack it; efforts to eliminate such exceptions are welcome. Michael Paquier, reviewed by MauMau.
Kevin Grittner, reviewed (in earlier versions) by Álvaro Herrera