libwebm: Add host support

Test: Build libwebm
Bug: 151788863

Change-Id: I1a4565ad6c6019e4e315faafa0a1845d42f46dbf
diff --git a/libwebm/Android.bp b/libwebm/Android.bp
index 6141b10..60b0277 100644
--- a/libwebm/Android.bp
+++ b/libwebm/Android.bp
@@ -11,4 +11,10 @@
         // cfi: true,
     },
     min_sdk_version: "29",
+    host_supported: true,
+    target: {
+        darwin: {
+            enabled: false,
+        },
+    },
 }