Bump aws-java-sdk from 1.11.637 to 1.11.638

Bumps [aws-java-sdk](https://github.com/aws/aws-sdk-java) from 1.11.637 to 1.11.638.
- [Release notes](https://github.com/aws/aws-sdk-java/releases)
- [Changelog](https://github.com/aws/aws-sdk-java/blob/master/CHANGELOG.md)
- [Commits](aws/aws-sdk-java@1.11.637...1.11.638)

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

pom.xml

@@ -35,7 +35,7 @@
     <tag>${scmTag}</tag>
   </scm>
   <properties>
-    <revision>1.11.637</revision>
+    <revision>1.11.638</revision>
     <changelist>-SNAPSHOT</changelist>
     <jenkins.version>2.138.4</jenkins.version>
     <java.level>8</java.level>