[GVNSink] Fix #77415: Fix metadata

Author: Apochens

llvm/test/Transforms/GVNSink/sink-ignore-dbg-intrinsics.ll

@@ -47,6 +47,7 @@ attributes #1 = { nocallback nofree nosync nounwind speculatable willreturn memo
 !llvm.module.flags = !{!2, !3, !4, !5, !6, !7, !8}
 
 !0 = distinct !DICompileUnit(language: DW_LANG_C11, file: !1, producer: "clang version 18.0.0git (https://github.com/llvm/llvm-project.git 5dfcb3e5d1d16bb4f8fce52b3c089119ed977e7f)", isOptimized: false, runtimeVersion: 0, emissionKind: FullDebug, splitDebugInlining: false, nameTableKind: None)
+!1 = !DIFile(filename: "main.c", directory: "/")
 !2 = !{i32 7, !"Dwarf Version", i32 5}
 !3 = !{i32 2, !"Debug Info Version", i32 3}
 !4 = !{i32 1, !"wchar_size", i32 4}