Change domains using wildcard osgeo to single certs

[robe]

Just took care of planet.osgeo.org

Others with same issue on osgeo7 nginx container

mapguide.osgeo.org - fixed

rewrite contains several but they are all written as permanent redirects so not sure they are worth fixing since the worst that will happen is a warning and the non-https redirect still wors

{{ osgeo4w.osgeo.org -> ​https://trac.osgeo.org/osgeo4w/ geotools.osgeo.org -> ​https://www.osgeo.org/geotools proj4j.osgeo.org -> ​https://trac.osgeo.org/proj4j geotiff.osgeo.org -> ​https://github.com/OSGeo/libgeotiff }}}