update groovy dependency to 2.5.20 - adjust size limit and fix comment
<jetty.version>9.4.46.v20220331</jetty.version>
<!--
Size History:
- + 6 MB Groovy 2.5 (OAK-10066)
+ + 60 MB Groovy 2.5 (OAK-10066)
+ 56 MB MongoDB Java driver 3.12.7 (OAK-9357)
+ 55 MB Add support for segment persistent cache (OAK-7744)
+ 54 MB AWS support for segment-tar (OAK-8827)
+ 41 MB build failing on the release profile (OAK-6250)
+ 38 MB. Initial value. Current 35MB plus a 10%
-->
- <max.jar.size>59320256</max.jar.size>
+ <max.jar.size>62914560</max.jar.size>
</properties>
<build>
