[epiphany] Improve Firefox disclaimer string

[Michael Catanzaro <mcatanzaro src gnome org>]

commit eac2f2745ca871645950cbe0c330dee98d79f98c
Author: Michael Catanzaro <mcatanzaro igalia com>
Date:   Mon Feb 4 21:26:07 2019 -0600

    Improve Firefox disclaimer string

 src/resources/gtk/prefs-dialog.ui | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/resources/gtk/prefs-dialog.ui b/src/resources/gtk/prefs-dialog.ui
index 37453d7ee..5d764b33b 100644
--- a/src/resources/gtk/prefs-dialog.ui
+++ b/src/resources/gtk/prefs-dialog.ui
@@ -1056,7 +1056,7 @@
                             <property name="halign">start</property>
                             <property name="max-width-chars">48</property>
                             <property name="wrap">True</property>
-                            <property name="label" translatable="yes">Sign in with your Firefox account to 
sync your data with Web and Firefox on other computers. Web is not produced or endorsed by Mozilla.</property>
+                            <property name="label" translatable="yes">Sign in with your Firefox account to 
sync your data with Web and Firefox on other computers. Web is not Firefox and is not produced or endorsed by 
Mozilla.</property>
                           </object>
                         </child>
                       </object>