[lightsoff] snap: fix typo

[Jeremy Bicha <jbicha src gnome org>]

commit af4b3ac08f4e37a17f564e3721c60a78ab32f205
Author: Jeremy Bicha <jbicha ubuntu com>
Date:   Thu Jan 31 20:40:52 2019 -0500

    snap: fix typo

 snap/.snapcraft/state | 6 ++++++
 snap/snapcraft.yaml   | 2 +-
 2 files changed, 7 insertions(+), 1 deletion(-)
---
diff --git a/snap/.snapcraft/state b/snap/.snapcraft/state
new file mode 100644
index 0000000..e5daf78
--- /dev/null
+++ b/snap/.snapcraft/state
@@ -0,0 +1,6 @@
+!GlobalState
+assets:
+  build-packages:
+  - git-man=1:2.20.1-2ubuntu1
+  - git=1:2.20.1-2ubuntu1
+  build-snaps: []
diff --git a/snap/snapcraft.yaml b/snap/snapcraft.yaml
index 961f4cb..646915e 100644
--- a/snap/snapcraft.yaml
+++ b/snap/snapcraft.yaml
@@ -76,7 +76,7 @@ parts:
 
   lightsoff:
     after: [desktop-gnome-platform]
-    source: ,
+    source: .
     source-type: git
     override-build: |
       sed -i.bak -e 's|Icon=org.gnome.LightsOff.svg$|Icon=${SNAP}/meta/gui/org.gnome.LightsOff.svg|g' 
data/org.gnome.LightsOff.desktop.in