chore: upgrade Scala versions used in tests

Author: slandelle

pom.xml

@@ -134,8 +134,8 @@
     <maven.version.max>3.9</maven.version.max>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <sonatypeOssDistMgmtSnapshotsUrl>https://oss.sonatype.org/content/repositories/snapshots/</sonatypeOssDistMgmtSnapshotsUrl>
-    <last.scala2_12.release>2.12.19</last.scala2_12.release>
-    <last.scala2_13.release>2.13.14</last.scala2_13.release>
+    <last.scala2_12.release>2.12.20</last.scala2_12.release>
+    <last.scala2_13.release>2.13.16</last.scala2_13.release>
   </properties>
 
   <prerequisites>