Exclude CtsSecurityHostTestCases android.security.cts.FileSystemPermissionTest from cts-on-gsi-on-r.xml

Bug: 256140333

Test: TH
(cherry picked from https://android-review.googlesource.com/q/commit:95d1f735e5b5f7e3363442c28f97b254ebd236fc)
Merged-In: I0d0fe6f8d778b8a21a7a9f615e23620a85e43198
Change-Id: I0d0fe6f8d778b8a21a7a9f615e23620a85e43198
1 file changed