[nose2] Remove obsolete patch file

Package-Manager: portage-2.2.8-r1
Manifest-Sign-Key: ABC68E07
Add removal doc for python-importlib
Add removal doc for importlib
[QA] Fix minor reST error in removed doc
Update metadata cache for upstream's eclass changes
[lettuce] Pushed x86 stabilisation back 30 days

Waiting for upstream stabilisation of ipdb.
[nose2-cov] Pushed amd64 stabilisation back 45 days

Waiting for upstream stabilisation of cov-core.
Merge branches 'f/keyword/amd64' and 'f/keyword/x86'

* f/keyword/amd64:
  [nose2-cov] Pushed amd64 stabilisation back 45 days

* f/keyword/x86:
  [lettuce] Pushed x86 stabilisation back 30 days

Conflicts:
	support/stabilisation.rem