Bump github.com/emicklei/go-restful

Bumps [github.com/emicklei/go-restful](https://github.com/emicklei/go-restful) from 2.15.0+incompatible to 2.16.0+incompatible.
- [Release notes](https://github.com/emicklei/go-restful/releases)
- [Changelog](https://github.com/emicklei/go-restful/blob/v3/CHANGES.md)
- [Commits](emicklei/go-restful@v2.15.0...v2.16.0)

---
updated-dependencies:
- dependency-name: github.com/emicklei/go-restful
  dependency-type: indirect
...

Signed-off-by: dependabot[bot] <[email protected]>

custom-metrics-stackdriver-adapter/go.mod

@@ -27,7 +27,7 @@ require (
 	github.com/coreos/go-semver v0.3.0 // indirect
 	github.com/coreos/go-systemd/v22 v22.3.2 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
-	github.com/emicklei/go-restful v2.15.0+incompatible // indirect
+	github.com/emicklei/go-restful v2.16.0+incompatible // indirect
 	github.com/emicklei/go-restful-swagger12 v0.0.0-20201014110547-68ccff494617 // indirect
 	github.com/evanphx/json-patch v4.11.0+incompatible // indirect
 	github.com/felixge/httpsnoop v1.0.1 // indirect

custom-metrics-stackdriver-adapter/go.sum

@@ -154,8 +154,9 @@ github.com/edsrzf/mmap-go v1.0.0/go.mod h1:YO35OhQPt3KJa3ryjFM5Bs14WD66h8eGKpfaB
 github.com/elazarl/goproxy v0.0.0-20180725130230-947c36da3153/go.mod h1:/Zj4wYkgs4iZTTu3o/KG3Itv/qCCa8VVMlb3i9OVuzc=
 github.com/emicklei/go-restful v0.0.0-20170410110728-ff4f55a20633/go.mod h1:otzb+WCGbkyDHkqmQmT5YD2WR4BBwUdeQoFo8l/7tVs=
 github.com/emicklei/go-restful v2.9.5+incompatible/go.mod h1:otzb+WCGbkyDHkqmQmT5YD2WR4BBwUdeQoFo8l/7tVs=
-github.com/emicklei/go-restful v2.15.0+incompatible h1:8KpYO/Xl/ZudZs5RNOEhWMBY4hmzlZhhRd9cu+jrZP4=
 github.com/emicklei/go-restful v2.15.0+incompatible/go.mod h1:otzb+WCGbkyDHkqmQmT5YD2WR4BBwUdeQoFo8l/7tVs=
+github.com/emicklei/go-restful v2.16.0+incompatible h1:rgqiKNjTnFQA6kkhFe16D8epTksy9HQ1MyrbDXSdYhM=
+github.com/emicklei/go-restful v2.16.0+incompatible/go.mod h1:otzb+WCGbkyDHkqmQmT5YD2WR4BBwUdeQoFo8l/7tVs=
 github.com/emicklei/go-restful-swagger12 v0.0.0-20201014110547-68ccff494617 h1:jri9taV4TK9oItoWJCofXJi21Dp/k25u32NnfphqLAY=
 github.com/emicklei/go-restful-swagger12 v0.0.0-20201014110547-68ccff494617/go.mod h1:qr0VowGBT4CS4Q8vFF8BSeKz34PuqKGxs/L0IAQA9DQ=
 github.com/envoyproxy/go-control-plane v0.6.9/go.mod h1:SBwIajubJHhxtWwsL9s8ss4safvEdbitLhGGK48rN6g=