Bump github.com/gogo/protobuf from 1.2.0 to 1.3.2 #14

Job	Run time
Prepare	12s
Test (GODOG_FEATURE=00_cluster_smoke make test)	1m 39s
Test (GODOG_FEATURE=00_sentinel_smoke make test)	1m 52s
Test (GODOG_FEATURE=01_cluster_maintenance make test)	7m 0s
Test (GODOG_FEATURE=01_sentinel_maintenance make test)	7m 34s
Test (GODOG_FEATURE=02_cluster_switchover_from make test)	5m 26s
Test (GODOG_FEATURE=02_sentinel_switchover_from make test)	6m 19s
Test (GODOG_FEATURE=03_cluster_switchover_to make test)	4m 38s
Test (GODOG_FEATURE=03_sentinel_switchover_to make test)	5m 11s
Test (GODOG_FEATURE=04_cluster_failover make test)	17m 34s
Test (GODOG_FEATURE=04_sentinel_failover make test)	18m 47s
Test (GODOG_FEATURE=05_cluster_replication_fix make test)	4m 43s
Test (GODOG_FEATURE=05_sentinel_replication_fix make test)	4m 44s
Test (GODOG_FEATURE=06_cluster_lost make test)	2m 29s
Test (GODOG_FEATURE=06_sentinel_lost make test)	2m 43s
Test (GODOG_FEATURE=07_cluster_local_repair make test)	13m 33s
Test (GODOG_FEATURE=07_sentinel_local_repair make test)	14m 14s
	1h 58m 38s

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