Add @spruce release to user-agent #364

Job	Run time
Run unit tests	53s
Example app: semantic search	29s
Linting, formatting, documentation, etc	53s
Run integration tests (node)	38s
Run integration tests (edge)	42s
TS compile (~4.1.0)	28s
TS compile (~4.2.0)	37s
TS compile (~4.3.0)	28s
TS compile (~4.4.0)	2m 9s
TS compile (~4.5.0)	23s
TS compile (~4.6.0)	29s
TS compile (~4.7.0)	24s
TS compile (~4.8.0)	22s
TS compile (~4.9.0)	22s
TS compile (~5.0.0)	37s
TS compile (~5.1.0)	25s
TS compile (~5.2.0)	38s
TS compile (latest)	35s
	11m 32s

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