Bump software.amazon.awssdk:bom from 2.32.20 to 2.32.21 (#418)

Bumps software.amazon.awssdk:bom from 2.32.20 to 2.32.21.

---
updated-dependencies:
- dependency-name: software.amazon.awssdk:bom
  dependency-version: 2.32.21
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]

pom.xml

@@ -40,7 +40,7 @@
             <dependency>
                 <groupId>software.amazon.awssdk</groupId>
                 <artifactId>bom</artifactId>
-                <version>2.32.20</version>
+                <version>2.32.21</version>
                 <type>pom</type>
                 <scope>import</scope>
             </dependency>