skia: qc-perf: link against libqc-opt.so for msm8996
skia: qc-perf: link against libqc-opt.so for msm8996

Change-Id: I9bf5b049f98295b7fae1d4e2061d9ef28a58e9df
Signed-off-by: Chet Kener <4bada73e411a9c678a318a79d04d7df4a5fc4429@gmail.com>

MinimalOS-AOSP/platform_external_skia,MinimalOS-AOSP/platform_external_skia,MinimalOS-AOSP/platform_external_skia,MinimalOS-AOSP/platform_external_skia,MinimalOS-AOSP/platform_external_skia,MinimalOS-AOSP/platform_external_skia,MinimalOS-AOSP/platform_external_skia,MinimalOS-AOSP/platform_external_skia,MinimalOS-AOSP/platform_external_skia