message: Remove print_bool_simd test from fail_db
diff: ./tests/pdivus-vi32.ispc runfail genx64 genx-x8 TGLLP Linux LLVM 11.1 clang++11.1 spv *
  ./tests/soa-6.ispc runfail genx64 genx-x8 TGLLP Linux LLVM 11.1 clang++11.1 spv *
  ./tests/soa-7.ispc runfail genx64 genx-x8 TGLLP Linux LLVM 11.1 clang++11.1 spv *
  -./tests/print_bool_simd.ispc runfail genx64 genx-x8 unspec Linux LLVM 11.1 clang++11.1 spv *
  ./tests/soa-6.ispc runfail genx64 genx-x8 unspec Linux LLVM 11.1 clang++11.1 spv *
  ./tests/soa-7.ispc runfail genx64 genx-x8 unspec Linux LLVM 11.1 clang++11.1 spv *
  ./tests/masked-struct-scatter-varying.ispc runfail genx64 genx-x16 TGLLP Linux LLVM 11.1 clang++11.1 spv *
  ./tests/pdivus-i32.ispc runfail genx64 genx-x16 TGLLP Linux LLVM 11.1 clang++11.1 spv *
  ./tests/pdivus-vi32.ispc runfail genx64 genx-x16 TGLLP Linux LLVM 11.1 clang++11.1 spv *
  ./tests/masked-struct-scatter-varying.ispc runfail genx64 genx-x16 unspec Linux LLVM 11.1 clang++11.1 spv *
  -./tests/print_bool_simd.ispc runfail genx64 genx-x16 unspec Linux LLVM 11.1 clang++11.1 spv *
  .\tests\1546.ispc runfail genx64 genx-x8 unspec Windows LLVM 11.1 cl spv *
  .\tests\acos.ispc runfail genx64 genx-x8 unspec Windows LLVM 11.1 cl spv *
  .\tests\array-gather-multi-unif.ispc runfail genx64 genx-x8 unspec Windows LLVM 11.1 cl spv *
  