[gn build] (manually) port bf2dc4b3

llvm/utils/gn/secondary/compiler-rt/lib/builtins/BUILD.gn

@@ -152,6 +152,7 @@ static_library("builtins") {
     "ucmpti2.c",
     "udivdi3.c",
     "udivmoddi4.c",
+    "udivmodei5.c",
     "udivmodsi4.c",
     "udivmodti4.c",
     "udivsi3.c",