Revert "[frameworks][native][vulkan] fix -Walloca"

This reverts commit a7044719.

Test: atest CtsGpuToolsHostTestCases:android.gputools.cts.CtsRootlessGpuDebugHostTest#testDebugLayerLoadExternalVulkan
Bug: 139945549
Bug: 142475221
Bug: 143156243
Change-Id: Ie8b3fbddf63c8a4505f7fb196082c58a530d4993
Signed-off-by: Nick Desaulniers <ndesaulniers@google.com>