Update label for country to country / region

The label on the generate certificates form for country is not correct
as it contains both contries and  regions. Hong Kong, Macao, and
Taiwan are regions within China.

Signed-off-by: Derick Montague <[email protected]>
Change-Id: I1d78a49d5b4fa6f712ca5c5ff6f66b9ce665f0e2

Author: derick-montague

src/locales/en-US.json

@@ -761,7 +761,7 @@
       "companyName": "Company name",
       "companyUnit": "Company unit",
       "contactPerson": "Contact person",
-      "country": "Country",
+      "country": "Country/Region",
       "deleteConfirmMessage": "Are you sure you want to delete '%{certificate}' issued by %{issuedBy}? This action cannot be undone.",
       "duplicateAlternateName": "Duplicate alternate name",
       "emailAddress": "Email address",