Bump io.avaje:junit from 1.3 to 1.4

Bumps io.avaje:junit from 1.3 to 1.4.

---
updated-dependencies:
- dependency-name: io.avaje:junit
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

avaje-aws-appconfig/pom.xml

@@ -35,7 +35,7 @@
     <dependency>
       <groupId>io.avaje</groupId>
       <artifactId>junit</artifactId>
-      <version>1.3</version>
+      <version>1.4</version>
       <scope>test</scope>
     </dependency>
   </dependencies>

avaje-config/pom.xml

@@ -48,7 +48,7 @@
     <dependency>
       <groupId>io.avaje</groupId>
       <artifactId>junit</artifactId>
-      <version>1.3</version>
+      <version>1.4</version>
       <scope>test</scope>
     </dependency>