CARBON-14963: Using Privileged Block API in UserRegistry initialization code
Fixing CARBON-15016 - Removed unneeded formatting done to the log record.
Changed the poi version
Merge pull request #34 from chrishantha/release-4.3.0

CARBON-14963: Using Privileged Block API in UserRegistry initialization code
Fixing Feature manager issues
Merge branch 'release-4.3.0' of https://github.com/wso2/carbon4-kernel into release-4.3.0
Merge pull request #35 from GayashanNA/CARBON-15016

Fixing CARBON-15016 - Logs from Java Util Logging in Carbon is not correct
Merge remote-tracking branch 'main/release-4.3.0' into release-4.3.0