Bump org.apache.maven.plugins:maven-compiler-plugin in /json-smart (#174)

Bumps [org.apache.maven.plugins:maven-compiler-plugin](https://github.com/apache/maven-compiler-plugin) from 3.12.0 to 3.12.1.
- [Release notes](https://github.com/apache/maven-compiler-plugin/releases)
- [Commits](apache/maven-compiler-plugin@maven-compiler-plugin-3.12.0...maven-compiler-plugin-3.12.1)

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

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Author: dependabot[bot]

json-smart/pom.xml

@@ -181,7 +181,7 @@ limitations under the License.
 			<plugin>
 				<groupId>org.apache.maven.plugins</groupId>
 				<artifactId>maven-compiler-plugin</artifactId>
-				<version>3.12.0</version>
+				<version>3.12.1</version>
 				<configuration>
 					<encoding>UTF-8</encoding>
 					<source>${maven.compiler.source}</source>