fix: add departments in Zendesk widget (#896)

Description:
Add departments list in Zendesk widget configurations

VAN-1426

src/common-components/Zendesk.jsx

@@ -16,6 +16,9 @@ const ZendeskHelp = () => {
       },
       chat: {
         suppress: false,
+        departments: {
+          enabled: ['account settings', 'billing and payments', 'certificates', 'deadlines', 'errors and technical issues', 'other', 'proctoring'],
+        },
       },
       contactForm: {
         ticketForms: [

src/common-components/tests/__snapshots__/Zendesk.test.jsx.snap

@@ -20,6 +20,17 @@ exports[`Zendesk Help should match login page third party auth alert message sna
         },
       },
       "chat": Object {
+        "departments": Object {
+          "enabled": Array [
+            "account settings",
+            "billing and payments",
+            "certificates",
+            "deadlines",
+            "errors and technical issues",
+            "other",
+            "proctoring",
+          ],
+        },
         "suppress": false,
       },
       "contactForm": Object {