fix disabling of generate type (#1491)

src/app/vault/generator.component.html

@@ -81,7 +81,7 @@
                   [value]="o.value"
                   (change)="typeChanged()"
                   [checked]="type === o.value"
-                  [disabled]="comingFromAddEdit"
+                  [disabled]="comingFromAddEdit && type !== o.value"
                 />
                 <label class="unstyled" for="type_{{ o.value }}">
                   {{ o.name }}