Use CPU rendering for host builds

This bypasses the computation of PipelineRenderType on host to force
using the CPU rendering pipeline.

Bug: 322360037
Test: build libhwui on host
Change-Id: Icb5178ba04e5348868c6c7f637e0c7a341fc84cd
diff --git a/libs/hostgraphics/Android.bp b/libs/hostgraphics/Android.bp
index 4407af6..bc2e063 100644
--- a/libs/hostgraphics/Android.bp
+++ b/libs/hostgraphics/Android.bp
@@ -23,6 +23,7 @@
     srcs: [
         ":libui_host_common",
         "ADisplay.cpp",
+        "ANativeWindow.cpp",
         "Fence.cpp",
         "HostBufferQueue.cpp",
         "PublicFormat.cpp",