ANDROID: GKI: Update symbol list for Exynos SoC

We only added "stack_trace_save_tsk" to exynos symbol list which already
exist in main KMI.

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

Bug: 238823970
Signed-off-by: Youngmin Nam <youngmin.nam@samsung.com>
Change-Id: I64a771610459c3c840d21085a41b5b09aebbbccd