ANDROID: abi_gki_aarch64_qcom: Add drm_plane_from_index and drm_gem_prime_export

In qualcomm display drivers, we need to call this function to interface
with the drm drivers. Add it to the symbol list.

Leaf changes summary: 1 artifact changed
Changed leaf types summary: 0 leaf type changed
Removed/Changed/Added functions summary: 0 Removed, 0 Changed, 1 Added
function
Removed/Changed/Added variables summary: 0 Removed, 0 Changed, 0 Added
variable

2 function symbol(s) added
  'struct dma_buf* drm_gem_prime_export(struct drm_gem_object*, int)'
  'struct drm_plane* drm_plane_from_index(struct drm_device*, int)'

Bug: 289882890

Change-Id: Ie93e84725eb58337f7c96b277a597c96a80b4940
Signed-off-by: Shreyas K K <quic_shrekk@quicinc.com>