[QTOOL-989] Compile Toy Camera app for hexagon with vectors
[QTOOL-989] Compile Toy Camera app for hexagon with vectors

- re-enable parallel for all Hexagon schedules
  - currently executes serially (with no change in performance) but
    no longer generates wrong answers and will be needed eventually

Change-Id: I524a1f75de840d24b01e4ba4473bb29416690241
Reviewed-on: https://review-hexagon.quicinc.com/45793
Reviewed-by: Ron Lieberman <ronl@quicinc.com>
Tested-by: Anshu Das Gupta <adasgupt@quicinc.com>
Reviewed-by: Pranav Bhandarkar <pranavb@codeaurora.org>
Reviewed-by: Dan Palermo <dpalermo@codeaurora.org>

Former-commit-id: a2c9f16e04884df6ffbbe52c93ad030e6faf9a30
Trass3r/Halide,Trass3r/Halide,Trass3r/Halide,darkbuck/Halide,darkbuck/Halide,darkbuck/Halide,darkbuck/Halide,Trass3r/Halide,darkbuck/Halide,Trass3r/Halide,Trass3r/Halide,darkbuck/Halide,Trass3r/Halide,darkbuck/Halide