Docs: Added v0.2.3 release notes (#243) #29

Job	Run time
tests / unit-tests	1m 2s
tests / integration-tests	5m 41s
build / build-docker-images-and-push	4m 1s
build / build-binary (windows/arm64)	37s
build / build-binary (windows/amd64)	35s
build / build-binary (darwin/amd64)	44s
build / build-binary (darwin/arm64)	36s
build / build-binary (linux/amd64)	33s
build / build-binary (linux/arm64)	48s
build / build-binary (linux/arm/v6)	41s
build / build-binary (linux/arm/v7)	41s
build / build-binary (linux/ppc64le)	35s
build / build-binary (linux/riscv64)	35s
build / build-binary (linux/s390x)	41s
docs / deploy-docs	1m 13s
	19m 3s

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