Update release notes to 19.0.2
Rebase FIPS patches from fips-19u branch
Remove references to sample directory removed by JDK-8284999
Add local patch JDK-8295447 (javac NPE) which was accepted into 19u upstream but not in the GA tag
Add local patches for JDK-8296239 & JDK-8299439 (Croatia Euro update) which are present in 8u, 11u & 17u releases
Related: RHEL-12996
