[cspice] file conflict with clapack

```
Installing package cspice[core]:x64-uwp...
The following files are already installed in D:/installed/x64-uwp and are in conflict with cspice:x64-uwp

Installed by clapack:x64-uwp
    include/f2c.h

Elapsed time for package cspice:x64-uwp: 31.02 s
```
cspice should rename that header since it makes modification to it or treat it as a private header if possible.