chore(deps): bump maven-dependency-plugin from 3.3.0 to 3.4.0 (#306)

* chore(deps): bump maven-dependency-plugin from 3.3.0 to 3.4.0

Bumps [maven-dependency-plugin](https://github.com/apache/maven-dependency-plugin) from 3.3.0 to 3.4.0.
- [Release notes](https://github.com/apache/maven-dependency-plugin/releases)
- [Commits](apache/maven-dependency-plugin@maven-dependency-plugin-3.3.0...maven-dependency-plugin-3.4.0)

---
updated-dependencies:
- dependency-name: org.apache.maven.plugins:maven-dependency-plugin
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

* build: set version of spring-boot-maven-plugin to 2.7.6

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Philipp Ossler <philipp.ossler@gmail.com>

app/pom.xml

@@ -55,6 +55,7 @@
       <plugin>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-maven-plugin</artifactId>
+        <version>2.7.6</version>
         <executions>
           <execution>
             <goals>

pom.xml

@@ -253,7 +253,7 @@
       <plugin>
         <groupId>org.apache.maven.plugins</groupId>
         <artifactId>maven-dependency-plugin</artifactId>
-        <version>3.3.0</version>
+        <version>3.4.0</version>
         <executions>
           <execution>
             <id>copy</id>