session in recorded stream missed `recordObjectStoreId` field

@darkdarkdragon is already working on this.

Since Dec 7, 2021.

**Describe the bug (required)** A clear and concise description of what the bug
is.

Recorded session that had lot of transcoding restart misses `recordObjectStoreId` in the last session object.

stream
https://livepeer.com/dashboard/streams/a80eb5fd-7c79-4322-953c-53f34d132539
recording link
https://prg-cdn.livepeer.com/recordings/a80e23af-2f89-4e32-86d0-3c539c9cc34e/index.m3u8

**Expected behavior (required)** A clear and concise description of what you
expected to happen.

**To Reproduce (required)** Steps to reproduce the behavior:

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4. See error

**Device (required):**

- Device: [e.g. MacBook Pro, iPhone6]
- OS: [e.g. iOS, Linux]
- Browser [e.g. Chrome, Safari]
- Version [e.g. 22]

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