[llvm] [tools] Fix `LLVM_USE_SANITIZE_COVERAGE` build (PR #87722)

[Nikita Popov via llvm-commits]

================
@@ -1,5 +1,7 @@
 set(LLVM_LINK_COMPONENTS
   BitReader
+  Core
+  Support
----------------
nikic wrote:

Why is this necessary? They should already be transitive deps of BitReader: https://github.com/llvm/llvm-project/blob/be10070f91b86a6f126d2451852242bfcb2cd366/llvm/lib/Bitcode/Reader/CMakeLists.txt#L14

https://github.com/llvm/llvm-project/pull/87722