Switch to using android_ndk cpu_features target.

Sync up with Chromium's https://crrev.com/690799 update.

Change-Id: Iec12fe8c03868cdfeab652b63d115c7a0b9ead2e
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/93951
Commit-Queue: Nigi <nigi@chromium.org>
Reviewed-by: Nigi <nigi@chromium.org>

skia/BUILD.gn

diff --git a/skia/BUILD.gn b/skia/BUILD.gn
index 1d08ec7..79d7085 100644
--- a/skia/BUILD.gn
+++ b/skia/BUILD.gn
@@ -359,7 +359,7 @@
 
   if (is_android) {
     deps += [
-      "//third_party/android_sdk:cpu_features",
+      "//third_party/android_ndk:cpu_features",
       "//third_party/expat",
     ]
   }