fix: pom.xml to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JAVA-COMFASTERXMLJACKSONCORE-2326698

pom.xml

@@ -60,7 +60,7 @@
 		<dependency>
 			<groupId>com.fasterxml.jackson.module</groupId>
 			<artifactId>jackson-module-jaxb-annotations</artifactId>
-			<version>2.11.0</version>
+			<version>2.12.6</version>
 		</dependency>
 
 		<dependency>
@@ -72,7 +72,7 @@
 		<dependency>
 			<groupId>org.postgresql</groupId>
 			<artifactId>postgresql</artifactId>
-			<version>42.4.1</version>
+			<version>42.2.12</version>
 		</dependency>
 		<dependency>
 			<groupId>org.liquibase</groupId>