gralloc: Store aligned width in pvt handle for TP10

- For TP10 Venus UBWC format, the Venus macro returns the
  stride, which is 4/3 times the width.
- Need to store the pixel width instead of stride
  in the private handle hence * 3/4

Change-Id: I2c1348c6b90f141ecef6cabf493780325f17db77
Crs-fixed: 1059165
2 files changed