[ Reason ]
API URL change at aviationweather.gov.

[ Impact ]
If not accepted, most weather related functionalities will still be
broken in MATE desktop in Debian 13.

[ Tests ]
Manual tests on Debian 13.

[ Risks ]
Only for MATE weather consumers.

[ Checklist ]
  [x] *all* changes are documented in the d/changelog
  [x] I reviewed all changes and I approve them
  [x] attach debdiff against the package in (old)stable
  [x] the issue is verified as fixed in unstable

[ Changes ]

+  * debian/patches:
+    + Add 0002_metar-Update-AviationWeather-URL.patch. metar: Update
+      AviationWeather URL. (Closes: #1115612, #1007192, #1117482).

[ Other info ]
None.