[gnome-sdk-images/gnome-3-24] Fix "make all"

[Alexander Larsson <alexl src gnome org>]

commit 8a473afc57c6d7f4d5b8e9c7680933e43fc20466
Author: Alexander Larsson <alexl redhat com>
Date:   Thu May 3 16:57:57 2018 +0200

    Fix "make all"
    
    It has to be the first make-rule to work

 Makefile | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/Makefile b/Makefile
index a0465e6..1f3c220 100644
--- a/Makefile
+++ b/Makefile
@@ -25,15 +25,15 @@ define subst-metadata
        @echo "Done.";
 endef
 
-$(SUBST_FILES): $(patsubst %,%.in,$(SUBST_FILES))
-       $(call subst-metadata)
-
 all: ${REPO} $(patsubst %,%.in,$(SUBST_FILES))
        $(call subst-metadata)
        flatpak-builder --force-clean --require-changes --repo=${REPO} --arch=${ARCH} \
                         --subject="build of org.gnome.Sdk, `date`" \
                         ${EXPORT_ARGS} ${FB_ARGS} sdk org.gnome.Sdk.json
 
+$(SUBST_FILES): $(patsubst %,%.in,$(SUBST_FILES))
+       $(call subst-metadata)
+
 ${REPO}:
        ostree  init --mode=archive-z2 --repo=${REPO}