[chore] Prepare release v1.50.0/v0.144.0 (#14451) #36741

Job	Run time
setup-environment	15s
govulncheck	3m 11s
test-coverage	11m 40s
checks	2m 22s
unittest-matrix (ubuntu-latest, stable)	7m 4s
unittest-matrix (ubuntu-latest, oldstable)	6m 55s
lint	14m 59s
cross-build-collector (aix, ppc64)	54s
cross-build-collector (darwin, arm64)	54s
cross-build-collector (linux, arm64)	59s
cross-build-collector (linux, 386)	54s
cross-build-collector (windows, amd64)	57s
cross-build-collector (windows, 386)	55s
cross-build-collector (linux, amd64)	1m 3s
cross-build-collector (darwin, amd64)	56s
cross-build-collector (linux, arm, 7)	54s
cross-build-collector (linux, riscv64)	57s
cross-build-collector (linux, ppc64le)	55s
cross-build-collector (linux, s390x)	1m 3s
cross-build-collector (windows, arm64)	59s
unittest	4s
	58m 50s

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