[sysprof] src: use double quotes for XML

[Christian Hergert <chergert src gnome org>]

commit 62c905708989e77a31aee9fa912845ecb0375099
Author: Christian Hergert <chergert redhat com>
Date:   Wed May 29 15:02:05 2019 -0700

    src: use double quotes for XML

 src/org.gnome.Sysprof3.Profiler.xml | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/src/org.gnome.Sysprof3.Profiler.xml b/src/org.gnome.Sysprof3.Profiler.xml
index 4ca4ca0..619f79b 100644
--- a/src/org.gnome.Sysprof3.Profiler.xml
+++ b/src/org.gnome.Sysprof3.Profiler.xml
@@ -2,9 +2,9 @@
 "http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd";>
 <node>
   <interface name="org.gnome.Sysprof3.Profiler">
-    <method name='Start'>
-      <arg type='h' name='fd' direction='in'/>
+    <method name="Start">
+      <arg type="h" name="fd" direction="in"/>
     </method>
-    <method name='Stop'/>
+    <method name="Stop"/>
   </interface>
 </node>