contact_list.xml: start_at_boot_suggest message corrected.

app/src/main/res/values/contact_list.xml

@@ -53,7 +53,7 @@
     <string name="show_offline_never">Never show</string>
     <string name="show_offline_normal">Use general settings</string>
     <string name="show_offline_settings">Show offline contacts</string>
-    <string name="start_at_boot_suggest">Do you want to run Xabber at startup?\nThis can be changed in "Settings" → "Connection settings" → "Run at boot"</string>
+    <string name="start_at_boot_suggest">Do you want to run Xabber at startup?\nThis can be changed in "Settings" → "Connection settings" → "Start when Android boots"</string>
     <string name="contact_search_hint">Search contacts</string>
     <string name="sender_is_you">You</string>
     <string name="xmpp_accounts">XMPP accounts</string>