Bump maven-plugin-api from 3.5.3 to 3.6.3

Bumps [maven-plugin-api](https://github.com/apache/maven) from 3.5.3 to 3.6.3.
- [Release notes](https://github.com/apache/maven/releases)
- [Commits](apache/maven@maven-3.5.3...maven-3.6.3)

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

handlebars-maven-plugin/pom.xml

@@ -38,7 +38,7 @@
     <dependency>
       <groupId>org.apache.maven</groupId>
       <artifactId>maven-plugin-api</artifactId>
-      <version>3.5.3</version>
+      <version>3.6.3</version>
     </dependency>
 
     <dependency>