[mobile-broadband-provider-info] il: cellcom balance test

[Lubomir Rintel <lkundrak src gnome org>]

commit 1e972a285d634d5fb28eb1ac595372c70e1d3ced
Author: Boris Shtrasman <41102-borissh users noreply gitlab gnome org>
Date:   Tue Mar 15 15:00:13 2022 +0200

    il: cellcom balance test
    
    https://gitlab.gnome.org/GNOME/mobile-broadband-provider-info/-/merge_requests/68

 serviceproviders.xml | 3 +++
 1 file changed, 3 insertions(+)
---
diff --git a/serviceproviders.xml b/serviceproviders.xml
index e831b14..f311756 100644
--- a/serviceproviders.xml
+++ b/serviceproviders.xml
@@ -6495,6 +6495,9 @@ conceived.
                <name>CellCom</name>
                <gsm>
                        <network-id mcc="425" mnc="02"/>
+                       <balance-check>
+                               <ussd>*11777#</ussd>
+                       </balance-check>
                        <apn value="internetg">
                                <plan type="postpaid"/>
                                <usage type="internet"/>