Compute the affected projects of a manifest change and request rebuild

[laeubi]

The bnd generated manifest can have some changes that affect other projects so they require a rebuild, this adds a method that computes a delta of the difference in the manifest and request to rebuild these projects.

[github-actions]

Test Results

 6 files   -    285   6 suites   - 285   13s ⏱️ - 52m 43s
 4 tests  -  3 522   4 ✅  -  3 464  0 💤  -  58  0 ❌ ±0 
12 runs   - 10 863  12 ✅  - 10 686  0 💤  - 177  0 ❌ ±0 

Results for commit 7ac476d. ± Comparison against base commit 8046286.

This pull request removes 3522 tests.

AllPDETests org.eclipse.pde.core.tests.internal.AllPDECoreTests org.eclipse.pde.core.tests.internal.DependencyManagerTest ‑ testFindRequirementsClosure_importPackage
AllPDETests org.eclipse.pde.core.tests.internal.AllPDECoreTests org.eclipse.pde.core.tests.internal.DependencyManagerTest ‑ testFindRequirementsClosure_includeFragments
AllPDETests org.eclipse.pde.core.tests.internal.AllPDECoreTests org.eclipse.pde.core.tests.internal.DependencyManagerTest ‑ testFindRequirementsClosure_includeFragmentsProvidingPackages
AllPDETests org.eclipse.pde.core.tests.internal.AllPDECoreTests org.eclipse.pde.core.tests.internal.DependencyManagerTest ‑ testFindRequirementsClosure_includeNonTestFragments
AllPDETests org.eclipse.pde.core.tests.internal.AllPDECoreTests org.eclipse.pde.core.tests.internal.DependencyManagerTest ‑ testFindRequirementsClosure_includeOptional
AllPDETests org.eclipse.pde.core.tests.internal.AllPDECoreTests org.eclipse.pde.core.tests.internal.DependencyManagerTest ‑ testFindRequirementsClosure_requireBundle
AllPDETests org.eclipse.pde.core.tests.internal.AllPDECoreTests org.eclipse.pde.core.tests.internal.DependencyManagerTest ‑ testFindRequirementsClosure_requireBundle2
AllPDETests org.eclipse.pde.core.tests.internal.AllPDECoreTests org.eclipse.pde.core.tests.internal.DependencyManagerTest ‑ testFindRequirementsClosure_requireDifferentVersions
AllPDETests org.eclipse.pde.core.tests.internal.AllPDECoreTests org.eclipse.pde.core.tests.internal.DependencyManagerTest ‑ testFindRequirementsClosure_requiredCapability
AllPDETests org.eclipse.pde.core.tests.internal.AllPDECoreTests org.eclipse.pde.core.tests.internal.WorkspaceModelManagerTest ‑ testBundleRootHandling_bundleRootChangedFromDefaultToOthersAndReverse
…