[SYCL][E2E] Remove XFAIL from newly passing FPGA test (#16136)

We bumped the fpga driver and this test is passing now.

Closes: #13887

Signed-off-by: Sarnie, Nick <nick.sarnie@intel.com>

Author: sarnex

sycl/test-e2e/Basic/fpga_tests/fpga_pipes_mixed_usage.cpp

@@ -9,8 +9,6 @@
 // RUN: %{build} -o %t.out
 // RUN: %{run} %t.out
 
-// XFAIL: *
-// XFAIL-TRACKER: https://github.com/intel/llvm/issues/13887
 // If users need to use host pipe feature provided by experimental::pipe, all
 // pipes in their design should use the experimental::pipe (as a workround).