FPDC: Remove the FROM instruction from build config

Signed-off-by: Clement Verna <cverna@tutanota.com>

roles/openshift-apps/fpdc/templates/buildconfig.yml

@@ -30,10 +30,6 @@ spec:
       CMD ["uwsgi", "--http-socket", ":8080", "--ini", "/etc/kinto/kinto.ini"]
   strategy:
     type: Docker
-    dockerStrategy:
-      from:
-        kind: "ImageStreamTag"
-        name: "fpdc:latest"
   output:
     to:
       kind: ImageStreamTag