This reverts commit 6c59ee8c14.
A newer version of this fix has landed as commit b23705e6afb6 ("libbpf:
Fix UAF in strset__add_str()") upstream. Let's switch to that instead.
Bug: 512529051
Change-Id: I732cdac57e8a7bd7272e048296fca570944e9930
Signed-off-by: Carlos Llamas <cmllamas@google.com>