SERVER-118747 Refactored side tables for index build to stay on disk until the index build is completed (either by commit or abort).
However the underlying logic still uses TemporaryRecordStores, which no longer make sense given the they will be deterministically be dropped and created at specific phases.
Once the refactoring is approved, we can just replace the TemporaryRecordStore with normal record store and stop linking TemporaryRecordStore in production