[llvm] [CI] Add compiler-rt to windows premerge checks (PR #155186)

[Nathan Gauër via llvm-commits]

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@@ -110,15 +110,15 @@ def test_clang_windows(self):
             ["clang/CMakeLists.txt"], "Windows"
         )
         self.assertEqual(
-            env_variables["projects_to_build"], "clang;clang-tools-extra;llvm"
+            env_variables["projects_to_build"], "clang;clang-tools-extra;lld;llvm"
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Keenuts wrote:

lld is required to build compiler-rt?

https://github.com/llvm/llvm-project/pull/155186