[gnome-photos/wip/rishi/cleanup-exiv2] flatpak: Don't build the exiv2 command and the sample programs

[Debarshi Ray <debarshir src gnome org>]

commit afc54ea5ed29c437dfacd2bc704274632782e3a1
Author: Debarshi Ray <debarshir gnome org>
Date:   Wed Jan 2 16:10:16 2019 +0100

    flatpak: Don't build the exiv2 command and the sample programs
    
    https://gitlab.gnome.org/GNOME/gnome-photos/merge_requests/87

 flatpak/org.gnome.Photos.json | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/flatpak/org.gnome.Photos.json b/flatpak/org.gnome.Photos.json
index 4f27dc6a..c41f4545 100644
--- a/flatpak/org.gnome.Photos.json
+++ b/flatpak/org.gnome.Photos.json
@@ -176,8 +176,9 @@
         {
             "name": "exiv2",
             "buildsystem": "cmake-ninja",
-            "cleanup": [ "/bin" ],
-            "config-opts": [ "-DCMAKE_BUILD_TYPE=Release" ],
+            "config-opts": [ "-DCMAKE_BUILD_TYPE=Release",
+                             "-DEXIV2_BUILD_EXIV2_COMMAND=OFF",
+                             "-DEXIV2_BUILD_SAMPLES=OFF" ],
             "sources": [
                 {
                     "type": "archive",