Sync up Android.bp file with master

Change-Id: I708b2253902cb2d3a78cf7a334f8846dd732b7d1
Reviewed-on: https://chromium-review.googlesource.com/c/libyuv/libyuv/+/1682526Reviewed-by: Chong Zhang <chz@google.com>
Reviewed-by: Frank Barchard <fbarchard@chromium.org>
Commit-Queue: Chong Zhang <chz@google.com>

Android.bp

@@ -69,6 +69,7 @@ cc_library {
 // with libyuv (b/37646797)
 cc_library_static {
     name: "libyuv_static",
+    vendor_available: true,
     whole_static_libs: ["libyuv"],
 }
 

source/row_win.cc

@@ -5450,7 +5450,7 @@ void ComputeCumulativeSumRow_SSE2(const uint8_t* row,
 
             // 1 pixel loop
   l1:
-    movd       xmm2, dword ptr [eax]  // 1 argb pixel 4 bytes.
+    movd       xmm2, dword ptr [eax]  // 1 argb pixel, 4 bytes.
     lea        eax, [eax + 4]
     punpcklbw  xmm2, xmm1
     punpcklwd  xmm2, xmm1