Revert "C2Soft Enc: Use correct matrix and range in RGB to YUV conversion"

This reverts commit 729baa57.

Reason for revert: DroidMonitor: Potential culprit for Bug 234887544 - verifying through ABTD before revert submission. This is part of the standard investigation process, and does not mean your CL will be reverted.

Bug: 234887544
Change-Id: I026cdb2fedab772282dfc05763de8ff22aef9e0a