Change version to 1.67.0 #11909

# to view logs

Job	Run time
vet-proto	28s
tests (vet, 1.22)	2m 37s
tests (extras, 1.22)	2m 39s
tests (tests, 1.22)	4m 4s
tests (tests, 1.22, -race)	5m 39s
tests (tests, 1.22, -race -tags=buffer_pooling)	5m 39s
tests (tests, 1.22, 386)	4m 52s
tests (tests, 1.22, arm64)	6m 29s
tests (tests, 1.21)	4m 3s
	36m 30s

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