ci: --enable-new-name in clang test

So we have some coverage of this before merging.  I didn't make a
whole new context for this though, and it's only mildly useful
because we really want to test the daemon...but this is a start.

Closes: #535
Approved by: jlebon

.redhat-ci.yml

@@ -43,6 +43,14 @@ env:
     CC: 'clang'
     CFLAGS: '-Werror=unused-variable'
 
+build:
+    config-opts: >
+      --prefix=/usr
+      --libdir=/usr/lib64
+      --enable-installed-tests
+      --enable-gtk-doc
+      --enable-new-name
+
 tests:
 artifacts: