Merge pull request #10786 from tobwen/tobwen-ETCDIR

[NO TEST NEEDED] prefix `ETCDIR` with `${PREFIX}/`

Author: openshift-merge-robot

Makefile

@@ -39,7 +39,7 @@ BINDIR ?= ${PREFIX}/bin
 LIBEXECDIR ?= ${PREFIX}/libexec
 MANDIR ?= ${PREFIX}/share/man
 SHAREDIR_CONTAINERS ?= ${PREFIX}/share/containers
-ETCDIR ?= /etc
+ETCDIR ?= ${PREFIX}/etc
 TMPFILESDIR ?= ${PREFIX}/lib/tmpfiles.d
 SYSTEMDDIR ?= ${PREFIX}/lib/systemd/system
 USERSYSTEMDDIR ?= ${PREFIX}/lib/systemd/user