[bazel] Fix //src/base:base under Android.

This CL fixes the following build error:

$ bazel build --config=linux_rbe --config=pixel_5 //src/base:base
...
ERROR: .../src/base/BUILD.bazel:113:16: Compiling src/ports/SkDebug_android.cpp failed: (Exit 1): clang.sh failed: error executing c
ommand (from target //src/base:base) toolchain/android_trampolines/clang.sh -gcc-toolchain external/ndk_linux_amd64/toolchains/aarch64-linux-android-4.9/prebuilt/lin
ux-x86_64 -target aarch64-none-linux-android -fpic -isystem ... (remaining 118 arguments skipped)
src/ports/SkDebug_android.cpp:8:10: fatal error: 'include/core/SkTypes.h' file not found
#include "include/core/SkTypes.h"
         ^~~~~~~~~~~~~~~~~~~~~~~~
1 error generated.
Target //src/base:base failed to build

Bug: b/40045301
Change-Id: Id8cead77aaa457d072247ede4e84129a304f5719
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/769858
Reviewed-by: Kevin Lubick <kjlubick@google.com>
Commit-Queue: Kevin Lubick <kjlubick@google.com>
Auto-Submit: Leandro Lovisolo <lovisolo@google.com>
2 files changed