[zanata/zanata-platform] b4ebdd: chore(frontend): update frontend-maven-plugin

[GitHub]

  Branch: refs/heads/remove-engines
  Home:   https://github.com/zanata/zanata-platform
  Commit: b4ebdd8245151fed8ef7af49d81f9967b51e2c09
      https://github.com/zanata/zanata-platform/commit/b4ebdd8245151fed8ef7af49d81f9967b51e2c09
  Author: David Mason <drdmason at gmail.com>
  Date:   2017-10-09 (Mon, 09 Oct 2017)

  Changed paths:
    M server/zanata-frontend/pom.xml

  Log Message:
  -----------
  chore(frontend): update frontend-maven-plugin

This version is needed for yarn 1.0+ since they moved the executable location.