[automerger skipped] Renderscript: rename .rs extension to .rscript
am: 8ef1cc453d -s ours
am skip reason: change_id I88b87b253ddb63ba4a4946d185ef76a553ba6fee with SHA1 f539a140c0 is in history

Change-Id: Ia5500a619822b364166f310f0b019693f1ef728c