[sushi] build: remove unoconv leftover

[Cosimo Cecchi <cosimoc src gnome org>]

commit b9aec77cbcc4e241bb3b0cf1fb170a1d0f521e2b
Author: Cosimo Cecchi <cosimo endlessm com>
Date:   Wed Apr 18 18:33:50 2018 -0700

    build: remove unoconv leftover

 src/Makefile.am |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)
---
diff --git a/src/Makefile.am b/src/Makefile.am
index 652614e..b8f64e4 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -28,8 +28,7 @@ do_subst = sed -e 's|@abs_top_srcdir[@]|$(abs_top_srcdir)|g' \
                -e 's|@libdir[@]|$(libdir)|g' \
                -e 's|@libexecdir[@]|$(libexecdir)|g' \
                -e 's|@pkglibdir[@]|$(pkglibdir)|g' \
-               -e 's|@pkgdatadir[@]|$(pkgdatadir)|g' \
-               -e 's|@have_unoconv[@]|$(HAVE_UNOCONV)|g'
+               -e 's|@pkgdatadir[@]|$(pkgdatadir)|g'
 
 include $(INTROSPECTION_MAKEFILE)