vendor: un-pin github.com/matttproud/golang_protobuf_extensions

It's an indirect dependency, and we were pinning it to use the latest tagged
release (which didn't have a go.mod yet). No code changes in the vendored files,
so let's skip the replace rule.

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>

vendor.mod

@@ -171,7 +171,6 @@ replace (
 	github.com/armon/go-radix => github.com/armon/go-radix v0.0.0-20150105235045-e39d623f12e8
 	github.com/hashicorp/go-msgpack => github.com/hashicorp/go-msgpack v0.0.0-20140221154404-71c2886f5a67
 	github.com/hashicorp/serf => github.com/hashicorp/serf v0.7.1-0.20160317193612-598c54895cc5
-	github.com/matttproud/golang_protobuf_extensions => github.com/matttproud/golang_protobuf_extensions v1.0.1
 	github.com/prometheus/client_golang => github.com/prometheus/client_golang v1.6.0
 	github.com/prometheus/procfs => github.com/prometheus/procfs v0.0.11
 )

vendor.sum

@@ -708,8 +708,9 @@ github.com/mattn/go-runewidth v0.0.2/go.mod h1:LwmH8dsx7+W8Uxz3IHJYH5QSwggIsqBzp
 github.com/mattn/go-shellwords v1.0.3/go.mod h1:3xCvwCdWdlDJUrvuMn7Wuy9eWs4pE8vqg+NOMyg4B2o=
 github.com/mattn/go-shellwords v1.0.6/go.mod h1:3xCvwCdWdlDJUrvuMn7Wuy9eWs4pE8vqg+NOMyg4B2o=
 github.com/mattn/go-shellwords v1.0.12/go.mod h1:EZzvwXDESEeg03EKmM+RmDnNOPKG4lLtQsUlTZDWQ8Y=
-github.com/matttproud/golang_protobuf_extensions v1.0.1 h1:4hp9jkHxhMHkqkrB3Ix0jegS5sx/RkqARlsWZ6pIwiU=
 github.com/matttproud/golang_protobuf_extensions v1.0.1/go.mod h1:D8He9yQNgCq6Z5Ld7szi9bcBfOoFv/3dc6xSMkL2PC0=
+github.com/matttproud/golang_protobuf_extensions v1.0.2-0.20181231171920-c182affec369 h1:I0XW9+e1XWDxdcEniV4rQAIOPUGDq67JSCiRCgGCZLI=
+github.com/matttproud/golang_protobuf_extensions v1.0.2-0.20181231171920-c182affec369/go.mod h1:BSXmuO+STAnVfrANrmjBb36TMTDstsz7MSK+HVaYKv4=
 github.com/maxbrunsfeld/counterfeiter/v6 v6.2.2/go.mod h1:eD9eIE7cdwcMi9rYluz88Jz2VyhSmden33/aXg4oVIY=
 github.com/mdlayher/ethernet v0.0.0-20190606142754-0394541c37b7/go.mod h1:U6ZQobyTjI/tJyq2HG+i/dfSoFUt8/aZCM+GKtmFk/Y=
 github.com/mdlayher/netlink v0.0.0-20190409211403-11939a169225/go.mod h1:eQB3mZE4aiYnlUsyGGCOpPETfdQq4Jhsgf1fk3cwQaA=

vendor/modules.txt

@@ -456,8 +456,8 @@ github.com/klauspost/compress/huff0
 github.com/klauspost/compress/internal/snapref
 github.com/klauspost/compress/zstd
 github.com/klauspost/compress/zstd/internal/xxhash
-# github.com/matttproud/golang_protobuf_extensions v1.0.2-0.20181231171920-c182affec369 => github.com/matttproud/golang_protobuf_extensions v1.0.1
-## explicit
+# github.com/matttproud/golang_protobuf_extensions v1.0.2-0.20181231171920-c182affec369
+## explicit; go 1.9
 github.com/matttproud/golang_protobuf_extensions/pbutil
 # github.com/miekg/dns v1.1.27
 ## explicit; go 1.12
@@ -1120,7 +1120,6 @@ gotest.tools/v3/skip
 # github.com/armon/go-radix => github.com/armon/go-radix v0.0.0-20150105235045-e39d623f12e8
 # github.com/hashicorp/go-msgpack => github.com/hashicorp/go-msgpack v0.0.0-20140221154404-71c2886f5a67
 # github.com/hashicorp/serf => github.com/hashicorp/serf v0.7.1-0.20160317193612-598c54895cc5
-# github.com/matttproud/golang_protobuf_extensions => github.com/matttproud/golang_protobuf_extensions v1.0.1
 # github.com/prometheus/client_golang => github.com/prometheus/client_golang v1.6.0
 # github.com/prometheus/procfs => github.com/prometheus/procfs v0.0.11
 # github.com/rexray/gocsi => github.com/dperny/gocsi v1.2.3-pre