Add host support in extractor libraries

Added host support for following extractors:
aac, flac, mkv, mp3, ogg

Test: Build libaacextractor extractor for host
Test: Build libflacextractor extractor for host
Test: Build libmkvextractor extractor for host
Test: Build libmp3extractor extractor for host
Test: Build liboggextractor extractor for host
Bug: 151788604
Bug: 151789217
Bug: 151788863
Bug: 151789959
Bug: 151790133

Change-Id: I6991827a1da5b1cd6fbc52bd303d18cc031dd4de
diff --git a/media/extractors/mkv/Android.bp b/media/extractors/mkv/Android.bp
index 7ad8cc1..330d4fe 100644
--- a/media/extractors/mkv/Android.bp
+++ b/media/extractors/mkv/Android.bp
@@ -21,4 +21,12 @@
         "libutils",
     ],
 
+    host_supported: true,
+
+    target: {
+        darwin: {
+            enabled: false,
+        },
+    },
+
 }