chore(main): release lib/flattening 0.2.0 #14367

Job	Run time
integration tests	4m 59s
Cucumber BDD Tests	5m 28s
otdfctl e2e tests	10m 50s
image build	2m 5s
benchmark tests	4m 56s
license check	1m 5s
go (lib/fixtures)	1m 2s
go (service)	6m 27s
go (examples)	1m 25s
go (sdk)	2m 39s
go (tests-bdd)	3m 54s
go (lib/identifier)	57s
go (lib/ocrypto)	1m 0s
changes	9s
go (lib/flattening)	1m 0s
platform-xtest / resolve-versions	12s
Protocol Buffer Lint and Gencode Up-to-date check	0s
platform-xtest / xct (pull-1980, js)	6m 59s
platform-xtest / xct (pull-1980, java)	8m 20s
platform-xtest / xct (pull-1980, go)	10m 32s
platform-xtest / xct (v0.9.0, js)	7m 2s
platform-xtest / xct (v0.9.0, go)	10m 10s
platform-xtest / xct (v0.9.0, java)	8m 30s
benchmark tests	8s
platform-xtest / xtest	4s
platform-xtest / publish-results	4s
ci	3s
	1h 40m 0s

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