[release-branch.go1.15] runtime/cgo: fix Android build with NDK 22
    
    Fixes #43406
    
    Change-Id: I7d2b70098a4ba4dcb325fb0be076043789b86135
    Reviewed-on: https://go-review.googlesource.com/c/go/+/280312
    Run-TryBot: Elias Naur <mail@eliasnaur.com>
    TryBot-Result: Go Bot <gobot@golang.org>
    Reviewed-by: Ian Lance Taylor <iant@golang.org>
    Trust: Elias Naur <mail@eliasnaur.com>
    (cherry picked from commit 1d78139128d6d839d7da0aeb10b3e51b6c7c0749)
    Reviewed-on: https://go-review.googlesource.com/c/go/+/289149