[MGPG-24] Mark gpg plugin as @trheadSafe

git-svn-id: https://svn.apache.org/repos/asf/maven/plugins/trunk@948583 13f79535-47bb-0310-9956-ffa450edef68
3 files changed
tree: 155f4fa3f67649e57796f0871e204edc53f0addc
  1. src/
  2. pom.xml