Roll third_party/android_ndk/ 9644104c8..8388a2be5 (1 commit)

https://chromium.googlesource.com/android_ndk.git/+log/9644104c8cf8..8388a2be5421

Created with:
  roll-dep third_party/android_ndk

Change-Id: I946cc6750db1d8be185abbcf1333bff3aae9a3cf
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/93274
Reviewed-by: Lei Zhang <thestig@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>
diff --git a/DEPS b/DEPS
index 1386730..9583b06 100644
--- a/DEPS
+++ b/DEPS
@@ -33,7 +33,7 @@
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling android_ndk
   # and whatever else without interference from each other.
-  'android_ndk_revision': '9644104c8cf85bf1bdce5b1c0691e9778572c3f8',
+  'android_ndk_revision': '8388a2be5421311dc75c5f937aae13d821a27f3d',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling build
   # and whatever else without interference from each other.