Add libgcc to intel packages wrapper

Fixes missing lib when compiling some SYCL benchmarks:
ld: cannot find -lstdc++fs: No such file or directory

pkgs/intel-oneapi/patch_intel.nix

@@ -9,6 +9,7 @@
   gcc,
   hwloc,
   libelf,
+  libgcc,
   libffi_3_3,
   libpsm2,
   libuuid,
@@ -56,6 +57,7 @@ lib.makeOverridable (
           cc-ldflags = [
             "-L${gcc.cc}/lib/gcc/${targetConfig}/${gcc.version}"
             "-L${gcc.cc.lib}/lib"
+            "-L${libgcc.out}/lib"
             "-L${cc}/lib"
           ];
           cc-cflags = [