Security dependencies update (#191) (#192)

Parent issue: sequentech/meta#567

Dependabot tickets:
- https://github.com/sequentech/ballot-box/security/dependabot/7

build.sbt

@@ -44,7 +44,7 @@ libraryDependencies ++= Seq(
   cache,
   ws,
   "com.typesafe.play" %% "play-slick" % "0.8.0",
-  "org.postgresql" % "postgresql" % "42.4.3",
+  "org.postgresql" % "postgresql" % "42.7.2",
   "org.bouncycastle" % "bcprov-jdk15to18" % "1.76",
   "com.googlecode.owasp-java-html-sanitizer" % "owasp-java-html-sanitizer" % "20211018.2",
   "commons-validator" % "commons-validator" % "1.4.1",

pom.xml

@@ -63,7 +63,7 @@
         <dependency>
             <groupId>org.postgresql</groupId>
             <artifactId>postgresql</artifactId>
-            <version>42.4.3</version>
+            <version>42.7.2</version>
         </dependency>
         <dependency>
             <groupId>org.bouncycastle</groupId>