Add updateinterval config to network

Modules/Config.lua

@@ -1951,6 +1951,21 @@ function shared.Config.Init()
                 self:SetText(table.concat(Heimdall_Data.config.network.members, ","))
             end)
         networkConfigFrame:Add(members, 5, 6)
+
+        local updateInterval = CreateBasicSmallEditBox("HeimdallNetworkConfigUpdateInterval",
+            networkConfigFrame.frame, shared.L[Heimdall_Data.config.locale].config.updateInterval,
+            tostring(Heimdall_Data.config.network.updateInterval),
+            function(self)
+                local text = self:GetText()
+                if string.match(text, "%d+") then
+                    Heimdall_Data.config.network.updateInterval = tonumber(text)
+                    print("Update interval set to", tostring(text))
+                else
+                    print("Invalid update interval", text)
+                    self:SetText(tostring(Heimdall_Data.config.network.updateInterval))
+                end
+            end)
+        networkConfigFrame:Add(updateInterval, 2, 6)
     end
 
     -- Whisper Notify