Fix appveyor erroring on uploading symbol file
Fix appveyor erroring on uploading symbol file

Uploading the symbol files to the server shouldn't cause the build to be a failure if the server isn't reachable.

RavenX8/osIROSE-new,dev-osrose/osIROSE-new,dev-osrose/osIROSE-new,dev-osrose/osIROSE-new,RavenX8/osIROSE-new,RavenX8/osIROSE-new