Update aws-java-sdk monorepo to v1.12.686

Author: renovate[bot]

pom.xml

@@ -74,12 +74,12 @@ OF THE POSSIBILITY OF SUCH DAMAGE.
     <dependency>
       <groupId>com.amazonaws</groupId>
       <artifactId>aws-java-sdk-core</artifactId>
-      <version>1.12.677</version>
+      <version>1.12.686</version>
     </dependency>
     <dependency>
       <groupId>com.amazonaws</groupId>
       <artifactId>aws-java-sdk-simpledb</artifactId>
-      <version>1.12.678</version>
+      <version>1.12.686</version>
     </dependency>
     <dependency>
       <groupId>javax.validation</groupId>