RFR: 8319556: Harmonize interface formatting in the FFM API [v3]

[Per Minborg]

> This PR proposes to remove two `permits` declarations where the line overflows the stipulated maximum column with. Also, it proposes to harmonize the layout of `permit` formatting so they are the the same throughout the API.
> 
> This PR might be perceived as over worked but I think it nice to get consistency across the API now that we go final.

Per Minborg has updated the pull request incrementally with one additional commit since the last revision:

  Revert some foramtting

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/16528/files
  - new: https://git.openjdk.org/jdk/pull/16528/files/bc07305d..14ed6c90

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=16528&range=02
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=16528&range=01-02

  Stats: 22 lines in 4 files changed: 0 ins; 11 del; 11 mod
  Patch: https://git.openjdk.org/jdk/pull/16528.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/16528/head:pull/16528

PR: https://git.openjdk.org/jdk/pull/16528