Disable building simulator for mac

Disable building the simulator and its support libraries to resolve the breakage
on mac host targets. Because the simulator is not intended to use on mac anyway.

Bug: 134047992
Test: mma
Change-Id: I488ab50cab1282f03250010b5334f1895d44f98b

updater/Android.bp

@@ -81,6 +81,12 @@ cc_library_static {
         "updater.cpp",
     ],
 
+    target: {
+        darwin: {
+            enabled: false,
+        },
+    },
+
     export_include_dirs: [
         "include",
     ],
@@ -131,6 +137,12 @@ cc_library_host_static {
         "libfstab",
     ],
 
+    target: {
+        darwin: {
+            enabled: false,
+        },
+    },
+
     export_include_dirs: [
         "include",
     ],

updater/Android.mk

@@ -118,6 +118,7 @@ include $(BUILD_EXECUTABLE)
 include $(CLEAR_VARS)
 
 LOCAL_MODULE := update_host_simulator
+LOCAL_MODULE_HOST_OS := linux
 
 LOCAL_SRC_FILES := \
     update_simulator_main.cpp