novatek: Add the missing handle policy for factory branch build

Tool tested after R98 branch do not require fstat64 syscall,
but on factory branch it is required.
Add the additional fstat64 syscall to prevent the violation.

BUG=b:225017400
TEST=Tested on Wormdingler

Change-Id: I532fee282354c2c5d2edbc769088d03491f40dc8
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/touch_updater/+/3552524
Tested-by: cong yang <yangcong5@huaqin.corp-partner.google.com>
Reviewed-by: Zhengqiao Xia <xiazhengqiao@huaqin.corp-partner.google.com>
Reviewed-by: Harry Cutts <hcutts@chromium.org>
Reviewed-by: Bob Moragues <moragues@chromium.org>

policies/arm/nvt_bridge_interrupt_handle.policy

diff --git a/policies/arm/nvt_bridge_interrupt_handle.policy b/policies/arm/nvt_bridge_interrupt_handle.policy
index c519e70..5688c80 100644
--- a/policies/arm/nvt_bridge_interrupt_handle.policy
+++ b/policies/arm/nvt_bridge_interrupt_handle.policy
@@ -12,6 +12,7 @@
 mprotect: arg2 in 0xfffffffb || arg2 in 0xfffffffd
 openat: 1
 statx: 1
+fstat64: 1
 write: 1
 exit_group: 1
 restart_syscall: 1