Adapt to equinox.security.win32 renaming and adjust arch requirements

[HannesWell]

Adjustments corresponding to eclipse-equinox/equinox#564.

[github-actions]

Test Results

 3 files   -     6   3 suites   - 6   0s ⏱️ - 29m 54s
26 tests  - 2 158  26 ✅  - 2 154  0 💤  -  4  0 ❌ ±0 
78 runs   - 6 564  78 ✅  - 6 553  0 💤  - 11  0 ❌ ±0 

Results for commit 8c3fd1a. ± Comparison against base commit 5db605c.

This pull request removes 2158 tests.

org.eclipse.equinox.frameworkadmin.tests.Bug196525 ‑ testConfigContent
org.eclipse.equinox.frameworkadmin.tests.Bug258370 ‑ testComma
org.eclipse.equinox.frameworkadmin.tests.CleanupTest ‑ testOSGiRemoval
org.eclipse.equinox.frameworkadmin.tests.CleanupTest ‑ testSimpleConfiguratorRemoval
org.eclipse.equinox.frameworkadmin.tests.CleanupTest ‑ testWithMutipleBundles
org.eclipse.equinox.frameworkadmin.tests.FrameworkExtensionTest ‑ testAddRemoveFrameworkExtension
org.eclipse.equinox.frameworkadmin.tests.LauncherConfigLocationTest ‑ testCustomLauncherConfig
org.eclipse.equinox.frameworkadmin.tests.LauncherDataTest ‑ testRemoveProgramArg
org.eclipse.equinox.frameworkadmin.tests.ManipulatorTests ‑ testBug212361_osgiInBundlesList
org.eclipse.equinox.frameworkadmin.tests.ManipulatorTests ‑ testBug258126_ProgramArgs_VMArgs
…

[chirontt]

This PR, if merged, will also be relevant for my work for Windows on Arm64 platform, and will save me one less PR :)

[HannesWell]

The verification build of this PR cannot succeed without eclipse-equinox/equinox#564 being part of an I-build, but without this an I-build cannot pass after eclipse-equinox/equinox#564 has been submitted. So we have to submit this, without verification.