Migrate to PowSyBl Core 4.2.0 (#54)

Signed-off-by: Geoffroy Jamgotchian <[email protected]>

Author: geofjamg

pom.xml

@@ -56,7 +56,7 @@
     <properties>
         <java.version>11</java.version>
 
-        <gridsuite-dependencies.version>6</gridsuite-dependencies.version>
+        <gridsuite-dependencies.version>7</gridsuite-dependencies.version>
         <commons-lang3.version>3.9</commons-lang3.version>
 
         <sonar.coverage.jacoco.xmlReportPaths>