openscenegraph: fix collada implementation

`opencollada` is not the same as `collada-dom`. OpenSceneGraph requires
`collada-dom` to generate some shared object files required by OpenMW.

Co-authored-by: Marius David <marius@mariusdavid.fr>
Signed-off-by: Fernando Rodrigues <alpha@sigmasquadron.net>

+4 -2
+4 -2
pkgs/by-name/op/openscenegraph/package.nix
··· 32 32 curlSupport ? true, 33 33 curl, 34 34 colladaSupport ? false, 35 - opencollada, 35 + collada-dom, 36 36 opencascadeSupport ? false, 37 37 opencascade-occt, 38 38 ffmpegSupport ? false, ··· 98 98 ++ lib.optional gdalSupport gdal 99 99 ++ lib.optional curlSupport curl 100 100 ++ lib.optionals colladaSupport [ 101 - opencollada 101 + collada-dom 102 102 pcre 103 103 ] 104 104 ++ lib.optional opencascadeSupport opencascade-occt ··· 114 114 ++ lib.optional restSupport asio 115 115 ++ lib.optionals withExamples [ fltk ] 116 116 ++ lib.optional (restSupport || colladaSupport) boost; 117 + 118 + env = lib.optionalAttrs colladaSupport { COLLADA_DIR = collada-dom; }; 117 119 118 120 patches = [ 119 121 (fetchpatch {