RFR: 8353642: Deprecate networking permission classes for removal [v2]

[Daniel Fuchs]

> Please find her a patch that deprecate networking permission classes for removal. The method `URL::getPermission` now serves little  purpose and is also deprecated. That method was overridden in subclasses and specified to return some of the deprecated permissions.

Daniel Fuchs has updated the pull request incrementally with one additional commit since the last revision:

  Missing white spaces

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Changes:
  - all: https://git.openjdk.org/jdk/pull/24592/files
  - new: https://git.openjdk.org/jdk/pull/24592/files/e9dc4146..9b371b3a

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=24592&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=24592&range=00-01

  Stats: 1 line in 1 file changed: 0 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/24592.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/24592/head:pull/24592

PR: https://git.openjdk.org/jdk/pull/24592