deps: update dependency org.testcontainers:testcontainers-bom to v2.0.3 (#2324)

Author: renovate-bot

samples/spring-data-mybatis/googlesql/pom.xml

@@ -49,7 +49,7 @@
  <dependency>
  <groupId>org.testcontainers</groupId>
  <artifactId>testcontainers-bom</artifactId>
- <version>2.0.2</version>
+ <version>2.0.3</version>
  <scope>import</scope>
  <type>pom</type>
  </dependency>

samples/spring-data-mybatis/postgresql/pom.xml

@@ -42,7 +42,7 @@
  <dependency>
  <groupId>org.testcontainers</groupId>
  <artifactId>testcontainers-bom</artifactId>
- <version>2.0.2</version>
+ <version>2.0.3</version>
  <scope>import</scope>
  <type>pom</type>
  </dependency>