Changes

freeciv: update to 3.0.2

 (commit: 1a476b0)

shared-macros.mk: set default USE_COMMON_TEST_MASTER to true

 (commit: 9afa196)

stellarium: update to 0.22.2

 (commit: 9022ebb)

Cleanup python mediator

* python-27: remove mediated links

* python-35: Only use mediator=python

* python-37: Only use mediator=python

* python-39: Only use mediator=python
 (commit: 25d99f0)

python-39: increment COMPONENT_REVISION (#8587)

 (commit: 09282d5)

Cleanup python mediator2

* mercurial: switch to mediator=python

* rdiff-backup: switch to mediator=python

* dbus-python: switch to mediator=python

* pipdeptree: switch to mediator=python

* pygobject-3-legacy: switch to mediator=python

* pygobject-3: switch to mediator=python

* docutils: switch to mediator=python

* xmlschema: switch to mediator=python

* tqdm: switch to mediator=python

* py-cpuinfo: switch to mediator=python

* pycairo: switch to mediator=python

* pycairo-12: switch to mediator=python

* pip: switch to mediator=python

* pytest-legacy: switch to mediator=python

* pytest: switch to mediator=python

* coverage: switch to mediator=python

* charset-normalizer: switch to mediator=python
 (commit: 28abba9)

setup.py.mk: make sure setup.py is executable

 (commit: 01e98c3)

fix setup.py.mk after #8540

 (commit: f54ae04)

setup.py.mk: fix another python invocation problem

 (commit: 1c13038)

makemaker.mk: Make sure test results contains 'test_harness' line

 (commit: 96719fd)

cheroot: switch to mediator=python

 (commit: 698f3e6)

update nodejs versions

* nodejs-14: update to 14.20.0

* nodejs-16: update to 16.16.0

* nodejs-18: update to 18.5.0
 (commit: 1496f39)