[gnome-continuous] Drop obsolete enable-rpm=false option for gnome-software

[Kalev Lember <klember src gnome org>]

commit ef0660608d1ac48def2e91a1a749109d33572553
Author: Kalev Lember <klember redhat com>
Date:   Wed Jan 24 13:51:45 2018 +0100

    Drop obsolete enable-rpm=false option for gnome-software

 manifest.json |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/manifest.json b/manifest.json
index 5651162..b2ed2c3 100644
--- a/manifest.json
+++ b/manifest.json
@@ -1211,7 +1211,6 @@
                 "config-opts": ["-Denable-man=false",
                                  "-Denable-fwupd=false",
                                  "-Denable-packagekit=false",
-                                 "-Denable-rpm=false",
                                  "-Denable-valgrind=false",
                                  "-Denable-ubuntuone=false",
                                  "-Denable-ubuntu-reviews=false",