Really fix Android build

Bug: none
Change-Id: I9f58cc3bf6b457fc8b916a98242138865f89c577
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/43469
Reviewed-by: Ben Clayton <bclayton@google.com>
Tested-by: Antonio Maiorano <amaiorano@google.com>
diff --git a/third_party/astc-encoder/Android.bp b/third_party/astc-encoder/Android.bp
index dd1edfe..25ad2a4 100644
--- a/third_party/astc-encoder/Android.bp
+++ b/third_party/astc-encoder/Android.bp
@@ -33,7 +33,7 @@
 
     export_include_dirs: [
         "Source",
-    ]
+    ],
 
     static_libs: [
         "swiftshader_debug",