consoles: Also wait for address when connecting to VNC

If the inactive XML config contains a port but not a address, we would
try to connect too early, before the address was actually filled in.

src/components/vm/consoles/vnc.jsx

@@ -69,7 +69,7 @@ class Vnc extends React.Component {
         }
 
         const { consoleDetail } = props;
-        if (!consoleDetail || consoleDetail.port == -1) {
+        if (!consoleDetail || consoleDetail.port == -1 || !consoleDetail.address) {
             logDebug('Vnc component: console detail not yet provided');
             return;
         }

src/components/vm/consoles/vncBody.jsx

@@ -84,14 +84,10 @@ export const VncRow = ({ idPrefix, onValueChanged, dialogValues, validationError
 export function validateDialogValues(values) {
     const res = { };
 
-    console.log("port", JSON.stringify(values.vncPort), values.vncPort.match("^[0-9]+$"));
-
     if (values.vncPort == "")
         ; // fine
-    else if (!values.vncPort.match("^[0-9]+$"))
-        res.vncPort = _("Port must be a positive number.")
-    else if (Number(values.vncPort) < 5900)
-        res.vncPort = _("Port must be 5900 or larger.")
+    else if (!values.vncPort.match("^[0-9]+$") || Number(values.vncPort) < 5900)
+        res.vncPort = _("Port must be 5900 or larger.");
 
     return Object.keys(res).length > 0 ? res : null;
 }

src/components/vm/consoles/vncEdit.jsx

@@ -96,7 +96,7 @@ export class EditVNCModal extends React.Component {
                 <VncRow
                     idPrefix={idPrefix}
                     dialogValues={this.state}
-                    validationErrors={this.state.validationErrors}a
+                    validationErrors={this.state.validationErrors}
                     onValueChanged={this.onValueChanged} />
             </Form>
         );