[resources] Use realpath instead of readlink in fix-java-javadoc.sh
[resources] Use realpath instead of readlink in fix-java-javadoc.sh

igniterealtime/Smack,igniterealtime/Smack,vanitasvitae/Smack,igniterealtime/Smack,Flowdalic/Smack,Flowdalic/Smack,vanitasvitae/Smack,Flowdalic/Smack,vanitasvitae/Smack