RFR: 8244411: javax/net/ssl/TLSCommon/CipherSuite.java should cover DTLS protocols

[Fernando Guallini]

test/jdk/javax/net/ssl/TLSCommon/CipherSuite.java only indicates which TLS protocols support a cipher suite.
It should also indicate which DTLS protocols support a cipher suite.

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Commit messages:
 - remove not used protocols
 - rename vars
 - Merge branch 'master' into 8244411
 - update legal year
 - update legal year and remove comments
 - add indication of which DTLS protocols support a cipher suite

Changes: https://git.openjdk.java.net/jdk/pull/2182/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=2182&range=00
  Issue: https://bugs.openjdk.java.net/browse/JDK-8244411
  Stats: 140 lines in 2 files changed: 24 ins; 4 del; 112 mod
  Patch: https://git.openjdk.java.net/jdk/pull/2182.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/2182/head:pull/2182

PR: https://git.openjdk.java.net/jdk/pull/2182