.Removed explicit entries in POm for testcontainers.

pom.xml

@@ -18,8 +18,6 @@
 
 	<properties>
 		<java.version>21</java.version>
-
-		<testcontainers.version>1.19.4</testcontainers.version>
 	</properties>
 
 	<dependencies>
@@ -121,13 +119,6 @@
 
 	<dependencyManagement>
 		<dependencies>
-			<dependency>
-				<groupId>org.testcontainers</groupId>
-				<artifactId>testcontainers-bom</artifactId>
-				<version>${testcontainers.version}</version>
-				<type>pom</type>
-				<scope>import</scope>
-			</dependency>
 			<!-- Explicitly set same version as required by wikibaseapi.
 			 Without this some other dependency management entry seems to have higher priority -->
 			<dependency>