Remove the vendored file and reference the official googleapis proto package #132

Job	Run time
build / Build (8)	1m 18s
build / Build (17)	1m 23s
build / Build (11)	1m 23s
Tests (CI) / load_configuration / load	3s
Tests (CI) / Single node (PersistentSubscriptions)	1m 48s
Tests (CI) / Secure (PersistentSubscriptions)	1m 49s
Tests (CI) / Single node (Telemetry)	1m 55s
Tests (CI) / Cluster (Streams)	1m 59s
Tests (CI) / Single node (MultiStreamAppend)	1m 47s
Tests (CI) / Secure (Streams)	2m 0s
Tests (CI) / Cluster (MultiStreamAppend)	1m 56s
Tests (CI) / Single node (Streams)	2m 6s
Tests (CI) / Cluster (PersistentSubscriptions)	1m 44s
	21m 11s

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