RFR: 8307144: namedParams in XECParameters and EdDSAParameters can be private final

[Ben Perez]

Changed `namedParams` in XECParameters and EdDSAParameters to be `private final`

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Commit messages:
 - Formatted to adhere to the blessed modifier order
 - Fixed accidental newline
 - Formatting changes
 - Changed namedParams to be private final static
 - Revert "Changed namedParams to be private final"
 - Changed namedParams to be private final

Changes: https://git.openjdk.org/jdk/pull/14162/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=14162&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8307144
  Stats: 2 lines in 2 files changed: 0 ins; 0 del; 2 mod
  Patch: https://git.openjdk.org/jdk/pull/14162.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/14162/head:pull/14162

PR: https://git.openjdk.org/jdk/pull/14162