Add docs note about setup code in lambda

[basepi]

Ref #1711

Also updated the CHANGELOG for GRPC and disables grpc-1.24 for now to get the nightly tests green.

[apmmachine]

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• Start Time: 2023-01-04T20:59:12.602+0000

• Duration: 28 min 8 sec

Test stats 🧪

Test	Results
Failed	0
Passed	15547
Skipped	19805
Total	35352

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[basepi]

/test full

[trentm]

LGTM

Is there anything that will track restoring gRPC testing?

[apmmachine]

🌐 Coverage report

Name	Metrics % (covered/total)	Diff
Packages	100.0% (71/71)	💚
Files	100.0% (235/235)	💚
Classes	100.0% (235/235)	💚
Lines	90.726% (18363/20240)	👎 -1.342
Conditionals	75.151% (2867/3815)	👍 0.014

[basepi]

Is there anything that will track restoring gRPC testing?

Yep, I planned to make an issue once I saw that the tests did indeed go green, so Beni could look at it when he was back at work.

[basepi]

#1718