[Rev 01] RFR: 6640: Run spotless and tests as part of the workflow

[Marcus Hirt]

The pull request has been updated with additional changes.

----------------

Added commits:
 - a11c6c31: Cleanup

Changes:
  - all: https://git.openjdk.java.net/jmc/pull/10/files
  - new: https://git.openjdk.java.net/jmc/pull/10/files/d312b938..a11c6c31

Webrevs:
 - full: https://webrevs.openjdk.java.net/jmc/10/webrev.01
 - incr: https://webrevs.openjdk.java.net/jmc/10/webrev.00-01

  Issue: https://bugs.openjdk.java.net/browse/JMC-6640
  Stats: 2 lines in 1 file changed: 1 ins; 1 del; 0 mod
  Patch: https://git.openjdk.java.net/jmc/pull/10.diff
  Fetch: git fetch https://git.openjdk.java.net/jmc pull/10/head:pull/10

PR: https://git.openjdk.java.net/jmc/pull/10