ANDROID: GKI: Update abi_gki_aarch64_exynos

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

1 Added function:

  [A] 'function char* stpcpy(char* restrict, const char* restrict)'

Bug: 188891888

Signed-off-by: hajun.sung <hajun.sung@samsung.com>
Change-Id: Ibac4b0eb23cbe3a40577e6b64c66b0825242aedb