Add [SdfLib](https://github.com/UPC-ViRVIG/SdfLib) plugin to first-party SDFs.

The following dependencies are disabled with a cmake patch file.
- Enoki
- OpenMP
- Assimp
- FCPW

PiperOrigin-RevId: 565352386
Change-Id: Icff9de68408e0afa2032bb83b24491fc4e41d181

simulate/main.cc

@@ -437,7 +437,8 @@ __attribute__((used, visibility("default"))) extern "C" void _mj_rosettaError(co
 #endif
 
 // run event loop
-int main(int argc, const char** argv) {
+int main(int argc, char** argv) {
+
   // display an error if running on macOS under Rosetta 2
 #if defined(__APPLE__) && defined(__AVX__)
   if (rosetta_error_msg) {