[gn build] Port 034f2b3

Author: llvmgnsyncbot

llvm/utils/gn/secondary/llvm/lib/SandboxIR/BUILD.gn

@@ -7,5 +7,6 @@ static_library("SandboxIR") {
   sources = [
     "SandboxIR.cpp",
     "Tracker.cpp",
+    "Type.cpp",
   ]
 }

llvm/utils/gn/secondary/llvm/unittests/SandboxIR/BUILD.gn

@@ -9,5 +9,6 @@ unittest("SandboxIRTests") {
   sources = [
     "SandboxIRTest.cpp",
     "TrackerTest.cpp",
+    "TypesTest.cpp",
   ]
 }