RFR: 8365975: Sort share/memory includes [v2]

[Francesco Andreuzzi]

> This PR sorts the includes in `hotspot/share/memory` using `SortIncludes.java`. I'm also adding the directory to `TestIncludesAreSorted`, and removing a couple of unnecessary include statements.
> 
> Passes `tier1`.

Francesco Andreuzzi has updated the pull request incrementally with one additional commit since the last revision:

  revert

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

Changes:
  - all: https://git.openjdk.org/jdk/pull/26897/files
  - new: https://git.openjdk.org/jdk/pull/26897/files/f455e15c..dbdcd4aa

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=jdk&pr=26897&range=01
 - incr: https://webrevs.openjdk.org/?repo=jdk&pr=26897&range=00-01

  Stats: 1 line in 1 file changed: 1 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/jdk/pull/26897.diff
  Fetch: git fetch https://git.openjdk.org/jdk.git pull/26897/head:pull/26897

PR: https://git.openjdk.org/jdk/pull/26897