/usr/share/pki/ca/conf/shm.manifest is in pki-ca 10.6.0-1ubuntu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 | Main-Class: org.apache.jk.common.Shm
Class-Path: tomcat-jk2.jar commons-logging.jar tomcat-util.jar log4j.jar log4j-core.jar
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