[gn build] Enable check-bolt on Linux

[aeubanks]

Summary

It builds but not all tests pass, mostly due to missing libbolt_rt_instr.a.

[aeubanks]

ping

[thakis]

I figured it's more useful to add this once the tests pass, but sure, LG 🙂

llvm/utils/gn/secondary/BUILD.gn

group("default") {
   }
   if (current_os == "linux" || current_os == "android") {
     deps += [ "//compiler-rt/test/hwasan" ]
   }
   if (current_os == "linux" || current_os == "mac") {
     deps += [ "//libunwind" ]
   }
 
-  # FIXME: Add this on linux/win after testing that it builds.
-  if (current_os == "mac") {
+  # FIXME: Add this on win after testing that it builds.
+  if (current_os != "win") {
     deps += [ "//bolt/test" ]
   }
 
   testonly = true
 }
 
 # Symlink handling.
 # On POSIX, symlinks to the target can be created before the target exist,