[maven]: Bump software.amazon.awssdk:bom from 2.56.0 to 2.57.3 (#831)

Bumps software.amazon.awssdk:bom from 2.56.0 to 2.57.3.

---
updated-dependencies:
- dependency-name: software.amazon.awssdk:bom
  dependency-version: 2.57.3
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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pom.xml

@@ -54,7 +54,7 @@
         <maven.compiler.source>17</maven.compiler.source>
         <maven.compiler.target>17</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <aws.sdk.version>2.56.0</aws.sdk.version>
+        <aws.sdk.version>2.57.3</aws.sdk.version>
         <jackson.version>2.22.3</jackson.version>
         <junit.version>6.1.3</junit.version>
         <slf4j.version>2.0.20</slf4j.version>