Update dependency org.testcontainers:testcontainers-bom to v1.20.4 (#856

)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

pom.xml

@@ -113,7 +113,7 @@
     <plugin-exec.version>3.5.0</plugin-exec.version>
     <slf4j.version>2.0.16</slf4j.version>
     <spotless.check.skip>false</spotless.check.skip>
-    <testcontainers.version>1.20.3</testcontainers.version>
+    <testcontainers.version>1.20.4</testcontainers.version>
   </properties>
 
   <dependencyManagement>