[SYCL][NFC] Remove workaround for SPIR-V translator issues (#2369)

Latest pulldown from SPIR-V translator enabled regular execution of
fpga_lsu.cpp

Author: bader

sycl/test/fpga_tests/fpga_lsu.cpp

@@ -1,7 +1,4 @@
-// TODO: Enable compilation w/o -fno-sycl-early-optimizations option.
-// See https://github.com/intel/llvm/issues/2264 for more details.
-
-// RUN: %clangxx -fsycl -fno-sycl-early-optimizations %s -o %t.out
+// RUN: %clangxx -fsycl %s -o %t.out
 // RUNx: %ACC_RUN_PLACEHOLDER %t.out
 //==----------------- fpga_lsu.cpp - SYCL FPGA LSU test --------------------==//
 //