Add recon drones and body burial; stabilize spectator camera

tests/test_native_observer_selector.py

@@ -12,3 +12,10 @@ with tempfile.TemporaryDirectory(prefix='erri-observer-selector-') as folder:
  assert 'unconscious-camera requires --project core' in result.stderr,result.stderr
  assert not list(root.iterdir()),'Invalid selection must not create native runtime/profile files'
 print('PASS: wrong observer fixture selector rejected before runtime/profile setup; no engine launched')
+
+# This camera fixture requires no historical site coordinates. Use the current
+# generated scenario so the two-aircraft landing survey can find enough space.
+scenario=(ROOT/'addons/core/Scripts/Game/ERR/00_Core/ERR_ScenarioComponent.c').read_text()
+for variable in ('historicalFixture','fixture'):
+ assert variable+' != "unconscious-camera"' in scenario
+print('PASS: native camera fixture uses current generated sites instead of the obsolete fixed extraction pickup')