[clang-tools-extra] [NFC] Fixes proposed by code sanitizer. (PR #134138)

[Nicolas van Kempen via cfe-commits]

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@@ -535,7 +535,7 @@ struct FragmentCompiler {
     }
     if (Filters->empty())
       return std::nullopt;
-    auto Filter = [Filters](llvm::StringRef Path) {
+    auto Filter = [Filters = std::move(Filters)](llvm::StringRef Path) {
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nicovank wrote:

Line 520: this can now be a `make_unique`.

https://github.com/llvm/llvm-project/pull/134138