[maven] (deps): Bump org.asciidoctor:asciidoctor-maven-plugin (#28)

Bumps [org.asciidoctor:asciidoctor-maven-plugin](https://github.com/asciidoctor/asciidoctor-maven-plugin) from 1.5.6 to 2.2.4.
- [Release notes](https://github.com/asciidoctor/asciidoctor-maven-plugin/releases)
- [Changelog](https://github.com/asciidoctor/asciidoctor-maven-plugin/blob/asciidoctor-maven-plugin-2.2.4/CHANGELOG.adoc)
- [Commits](asciidoctor/asciidoctor-maven-plugin@asciidoctor-maven-plugin-1.5.6...asciidoctor-maven-plugin-2.2.4)

---
updated-dependencies:
- dependency-name: org.asciidoctor:asciidoctor-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

spring-boot-RESTful/pom.xml

@@ -41,7 +41,7 @@
       <plugin>
         <groupId>org.asciidoctor</groupId>
         <artifactId>asciidoctor-maven-plugin</artifactId>
-        <version>1.5.6</version>
+        <version>2.2.4</version>
         <!--<configuration>
                     <sourceDirectory>target/generated-snippets</sourceDirectory>
                     <outputDirectory>target/docs</outputDirectory>

spring-boot-swagger/pom.xml

@@ -117,7 +117,7 @@
       <plugin>
         <groupId>org.asciidoctor</groupId>
         <artifactId>asciidoctor-maven-plugin</artifactId>
-        <version>1.5.6</version>
+        <version>2.2.4</version>
         <configuration>
           <sourceDirectory>${project.build.directory}/generated-sources/asciidoc</sourceDirectory>
           <outputDirectory>${project.build.directory}/generated-sources/generated-docs</outputDirectory>