feat: bump plugin-api to 4.2.0

Author: fdaugan

pom.xml

@@ -4,7 +4,7 @@
     <parent>
         <groupId>org.ligoj.api</groupId>
         <artifactId>plugin-parent</artifactId>
-        <version>4.1.17</version>
+        <version>4.2.0</version>
         <relativePath/>
     </parent>