component/gdal: Remove call to `warnings.simplefilter`

GDAL is a library, and thus it should not mess with global settings.
This was causing the logs to be flooded with deprecation messages.

See merge request nexedi/slapos!1674

component/gdal/buildout.cfg

@@ -48,8 +48,10 @@ environment =
 
 [gdal-python]
 recipe = zc.recipe.egg:custom
-egg = GDAL ==${gdal:version}
+egg = GDAL ==${gdal:version}+SlapOSPatched001
 setup-eggs = ${numpy:egg}
+patches = https://github.com/OSGeo/gdal/commit/166ee6fee9c5e2356605e89abf72c23f3bd0cb74.patch?full_index=1#878ccd1b33e03a5d7445e8d4ff9b6746
+patch-options = -p3
 rpath = ${:library-dirs}
 include-dirs =
   ${gdal:location}/include