Use `` for code font rather than ||.

Current wrong formatting:
https://developer.android.com/ndk/reference/group/bitmap#androidbitmap_compress

Bug: https://github.com/android/ndk/issues/1933
Test: treehugger
Change-Id: I7174c728fbe589e1d80be82a5f0df56e054c9609
diff --git a/include/android/bitmap.h b/include/android/bitmap.h
index 35f87f9..87a14c0 100644
--- a/include/android/bitmap.h
+++ b/include/android/bitmap.h
@@ -196,7 +196,7 @@
  *
  *  @param userContext Pointer to user-defined data passed to
  *         {@link AndroidBitmap_compress}.
- *  @param data Compressed data of |size| bytes to write.
+ *  @param data Compressed data of `size` bytes to write.
  *  @param size Length in bytes of data to write.
  *  @return Whether the operation succeeded.
  */
@@ -205,7 +205,7 @@
                                                 size_t size) __INTRODUCED_IN(30);
 
 /**
- *  Compress |pixels| as described by |info|.
+ *  Compress `pixels` as described by `info`.
  *
  *  Available since API level 30.
  *