### What changes were proposed in this pull request?
Rename remain rss related class name and filenames etc...
### Why are the changes needed?
### Does this PR introduce _any_ user-facing change?
### How was this patch tested?
Closes#1664 from AngersZhuuuu/CELEBORN-751.
Authored-by: Angerszhuuuu <angers.zhu@gmail.com>
Signed-off-by: Angerszhuuuu <angers.zhu@gmail.com>
### What changes were proposed in this pull request?
Provide a new SparkShuffleManager to replace RssShuffleManager in the future
### Why are the changes needed?
### Does this PR introduce _any_ user-facing change?
### How was this patch tested?
Closes#1667 from AngersZhuuuu/CELEBORN-754.
Lead-authored-by: Angerszhuuuu <angers.zhu@gmail.com>
Co-authored-by: Cheng Pan <pan3793@gmail.com>
Signed-off-by: Cheng Pan <chengpan@apache.org>