Bump github.com/aws/aws-sdk-go from 1.29.28 to 1.29.32

Bumps [github.com/aws/aws-sdk-go](https://github.com/aws/aws-sdk-go) from 1.29.28 to 1.29.32.
- [Release notes](https://github.com/aws/aws-sdk-go/releases)
- [Changelog](https://github.com/aws/aws-sdk-go/blob/master/CHANGELOG.md)
- [Commits](aws/aws-sdk-go@v1.29.28...v1.29.32)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

go.mod

@@ -9,7 +9,7 @@ require (
 	contrib.go.opencensus.io/exporter/stackdriver v0.13.0
 	github.com/NYTimes/logrotate v1.0.0
 	github.com/Shopify/sarama v1.26.1
-	github.com/aws/aws-sdk-go v1.29.28
+	github.com/aws/aws-sdk-go v1.29.32
 	github.com/bradfitz/gomemcache v0.0.0-20180710155616-bc664df96737
 	github.com/go-kit/kit v0.9.0
 	github.com/golang/protobuf v1.3.5

go.sum

@@ -70,6 +70,8 @@ github.com/aws/aws-sdk-go v1.29.27 h1:4A53lDDGtk4TvnXFzvcOO3Vx3tDqEPfwvChhhxTPN/
 github.com/aws/aws-sdk-go v1.29.27/go.mod h1:1KvfttTE3SPKMpo8g2c6jL3ZKfXtFvKscTgahTma5Xg=
 github.com/aws/aws-sdk-go v1.29.28 h1:4eKUDBN+v1yxpGDxxPY+FG2Abc6yJB6vvkEDRJ9jIW0=
 github.com/aws/aws-sdk-go v1.29.28/go.mod h1:1KvfttTE3SPKMpo8g2c6jL3ZKfXtFvKscTgahTma5Xg=
+github.com/aws/aws-sdk-go v1.29.32 h1:o4I8Qc+h9ht8NXvTHeXZH3EmtSUZ/PC0bg9Wawr+aTA=
+github.com/aws/aws-sdk-go v1.29.32/go.mod h1:1KvfttTE3SPKMpo8g2c6jL3ZKfXtFvKscTgahTma5Xg=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973 h1:xJ4a3vCFaGF/jqvzLMYoU8P317H5OQ+Via4RmuPwCS0=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
 github.com/beorn7/perks v1.0.0 h1:HWo1m869IqiPhD389kmkxeTalrjNbbJTC8LXupb+sl0=