Merge "Treat @snippet tag as @code tag" into main am: 926ed45220 am: c7cfa4ad5f

Original change: https://android-review.googlesource.com/c/platform/external/doclava/+/2952883

Change-Id: Ic6ae12dcea1de89c690f224d087ddf32cf423883
Signed-off-by: Automerger Merge Worker <[email protected]>