Bump github.com/aws/aws-sdk-go from 1.44.273 to 1.44.312

Bumps [github.com/aws/aws-sdk-go](https://github.com/aws/aws-sdk-go) from 1.44.273 to 1.44.312.
- [Release notes](https://github.com/aws/aws-sdk-go/releases)
- [Commits](aws/aws-sdk-go@v1.44.273...v1.44.312)

---
updated-dependencies:
- dependency-name: github.com/aws/aws-sdk-go
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

go.mod

@@ -3,7 +3,7 @@ module github.com/karnauskas/sesmtpd
 go 1.18
 
 require (
-	github.com/aws/aws-sdk-go v1.44.273
+	github.com/aws/aws-sdk-go v1.44.312
 	github.com/chrj/smtpd v0.3.1
 	github.com/sirupsen/logrus v1.9.3
 )

go.sum

@@ -1,5 +1,5 @@
-github.com/aws/aws-sdk-go v1.44.273 h1:CX8O0gK+cGrgUyv7bgJ6QQP9mQg7u5mweHdNzULH47c=
-github.com/aws/aws-sdk-go v1.44.273/go.mod h1:aVsgQcEevwlmQ7qHE9I3h+dtQgpqhFB+i8Phjh7fkwI=
+github.com/aws/aws-sdk-go v1.44.312 h1:llrElfzeqG/YOLFFKjg1xNpZCFJ2xraIi3PqSuP+95k=
+github.com/aws/aws-sdk-go v1.44.312/go.mod h1:aVsgQcEevwlmQ7qHE9I3h+dtQgpqhFB+i8Phjh7fkwI=
 github.com/chrj/smtpd v0.3.1 h1:kogHFkbFdKaoH3bgZkqNC9uVtKYOFfM3uV3rroBdooE=
 github.com/chrj/smtpd v0.3.1/go.mod h1:JtABvV/LzvLmEIzy0NyDnrfMGOMd8wy5frAokwf6J9Q=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=