Fix space settings visibility tab crashing (#31703)

* Fix space settings visibility tab crashing

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Add test

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

* Remove spurious semi-colon

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

---------

Signed-off-by: Michael Telatynski <7t3chguy@gmail.com>

src/components/views/room_settings/AliasSettings.tsx

@@ -416,7 +416,6 @@ export default class AliasSettings extends React.Component<IProps, IState> {
                         {this.getLocalNonAltAliases().map((alias) => {
                             return <option value={alias} key={alias} />;
                         })}
-                        ;
                     </datalist>
                     <EditableAliasesList
                         id="roomAltAliases"

src/components/views/spaces/SpaceSettingsVisibilityTab.tsx

@@ -184,7 +184,14 @@ const SpaceSettingsVisibilityTab: React.FC<IProps> = ({ matrixClient: cli, space
                     </Form.Root>
                 </SettingsFieldset>
 
-                {addressesSection}
+                <Form.Root
+                    onSubmit={(evt) => {
+                        evt.preventDefault();
+                        evt.stopPropagation();
+                    }}
+                >
+                    {addressesSection}
+                </Form.Root>
             </SettingsSection>
         </SettingsTab>
     );