RFR: 6878: Update Spotbugs latest version in jmc 8.0.0 source [v3]

[Suchita Chaturvedi]

> Updating spotbugs version from 4.0.4 to 4.1.4 which is the latest available.
> 
> Please review the change.

Suchita Chaturvedi has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains three additional commits since the last revision:

 - Rebasing the branch with master
 - Fix spotbugs failures
 - 6878: Update Spotbugs latest version in jmc 8.0.0 source

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

Changes:
  - all: https://git.openjdk.java.net/jmc/pull/145/files
  - new: https://git.openjdk.java.net/jmc/pull/145/files/b56660a6..7904abb3

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jmc&pr=145&range=02
 - incr: https://webrevs.openjdk.java.net/?repo=jmc&pr=145&range=01-02

  Stats: 891 lines in 69 files changed: 658 ins; 94 del; 139 mod
  Patch: https://git.openjdk.java.net/jmc/pull/145.diff
  Fetch: git fetch https://git.openjdk.java.net/jmc pull/145/head:pull/145

PR: https://git.openjdk.java.net/jmc/pull/145