Fix compilation of virt-aa-helper.c

Commit 5073aa99 added an additional
'}' to a case block that messed up the block structure of the get_files
function.

src/security/virt-aa-helper.c

@@ -851,7 +851,6 @@ get_files(vahControl * ctl)
                 if (rc != 0)
                     goto clean;
                 break;
-                }
             }
 /* TODO: update so files in /sys are readonly
             case VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_PCI: {