RFR: JMC-7261: Enhance agent pom.xml for future library deployment

[Patrick Reinhart]

Signed-off-by: Patrick Reinhart <patrick at reini.net>

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Commit messages:
 - JMC-7261: Enhance agent pom.xml for future library deployment

Changes: https://git.openjdk.java.net/jmc/pull/253/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jmc&pr=253&range=00
  Issue: https://bugs.openjdk.java.net/browse/JMC-7261
  Stats: 48 lines in 1 file changed: 46 ins; 1 del; 1 mod
  Patch: https://git.openjdk.java.net/jmc/pull/253.diff
  Fetch: git fetch https://git.openjdk.java.net/jmc pull/253/head:pull/253

PR: https://git.openjdk.java.net/jmc/pull/253