Use indexed getToken()

Change-Id: Ic500623b851cd8f4db665aa7c3de7443e0d39a87
Reviewed-on: https://gerrit.libreoffice.org/67324
Tested-by: Jenkins
Reviewed-by: Matteo Casalin <matteo.casalin@yahoo.com>

sw/source/ui/envelp/label1.cxx

@@ -432,8 +432,9 @@ void SwLabPage::InitDatabaseBox()
         const OUString* pDataNames = aDataNames.getConstArray();
         for (long i = 0; i < aDataNames.getLength(); i++)
             m_xDatabaseLB->append_text(pDataNames[i]);
-        OUString sDBName = sActDBName.getToken( 0, DB_DELIM );
-        OUString sTableName = sActDBName.getToken( 1, DB_DELIM );
+        sal_Int32 nIdx{ 0 };
+        OUString sDBName = sActDBName.getToken( 0, DB_DELIM, nIdx );
+        OUString sTableName = sActDBName.getToken( 0, DB_DELIM, nIdx );
         m_xDatabaseLB->set_active_text(sDBName);
         if( !sDBName.isEmpty() && GetDBManager()->GetTableNames(*m_xTableLB, sDBName))
         {