Update dependency org.testcontainers:postgresql to v1.17.6

Author: renovate[bot]

pom.xml

@@ -286,7 +286,7 @@
     <dependency>
       <groupId>org.testcontainers</groupId>
       <artifactId>postgresql</artifactId>
-      <version>1.17.5</version>
+      <version>1.17.6</version>
       <scope>test</scope>
     </dependency>
     <dependency>