bionic: max_android_page_size to 16384

The maximum page size Android supports
now is 16384, and Art only supports 16kB,
so we can save a bit of space.

Bug: 332556665
Test: N/A
Change-Id: I23df607bcc5cf9e96d7b6a66169413cd1a883f7e
diff --git a/libc/platform/bionic/page.h b/libc/platform/bionic/page.h
index 65faba4..4dbe4ba 100644
--- a/libc/platform/bionic/page.h
+++ b/libc/platform/bionic/page.h
@@ -32,11 +32,13 @@
 #endif
 }
 
-constexpr size_t max_page_size() {
+// The maximum page size supported on any Android device. As
+// of API level 35, this is limited by ART.
+constexpr size_t max_android_page_size() {
 #if defined(PAGE_SIZE)
   return PAGE_SIZE;
 #else
-  return 65536;
+  return 16384;
 #endif
 }