[sysprof] sysprof: add tooltip-text for open button

[Christian Hergert <chergert src gnome org>]

commit fb581dd0d2a473f2f3d620b09b16db2fca200fd4
Author: Christian Hergert <chergert redhat com>
Date:   Wed Jul 1 17:50:50 2020 -0700

    sysprof: add tooltip-text for open button

 src/sysprof/ui/sysprof-window.ui | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/src/sysprof/ui/sysprof-window.ui b/src/sysprof/ui/sysprof-window.ui
index 87158fe..8973a3d 100644
--- a/src/sysprof/ui/sysprof-window.ui
+++ b/src/sysprof/ui/sysprof-window.ui
@@ -27,8 +27,9 @@
         <child>
           <object class="GtkButton" id="open_button">
             <property name="label" translatable="yes">_Open</property>
-            <property name="action_name">app.open-capture</property>
-            <property name="use_underline">true</property>
+            <property name="action-name">app.open-capture</property>
+            <property name="use-underline">true</property>
+            <property name="tooltip-text" translatable="yes">Open Recording… (Ctrl+O)</property>
             <property name="visible">true</property>
           </object>
           <packing>