Update the name of the install image.
Index: release.8
===================================================================
RCS file: /cvs/src/share/man/man8/release.8,v
retrieving revision 1.95
diff -u -p -r1.95 release.8
--- release.8 29 Apr 2020 15:02:51 -0000 1.95
+++ release.8 20 Aug 2020 06:38:16 -0000
@@ -258,7 +258,7 @@ This is described in
.Xr ports 7 .
.Ss 8. Create boot and installation disk images
The disk images
-.No install${ Ns Va VERSION Ns }.fs
+.No install${ Ns Va VERSION Ns }.img
and
.No install${ Ns Va VERSION Ns }.iso
are suitable for installs without network connectivity.
