Prepare TEST_MAPPING for presubmit tests

Putting the tests for postsubmit first. Switch to presubmit once we
verify they are not flaky.

Bug: 142866491
Test: atest --test-mapping frameworks/av/media/libstagefright
Test: atest --test-mapping frameworks/av/media/codec2
Change-Id: I1cbb81434b49288de85b57c7749670be585edc58

media/codec2/TEST_MAPPING

@@ -1,31 +1,16 @@
 {
-  "presubmit": [
+  "postsubmit": [
     {
-      "name": "GtsMediaTestCases",
-      "options" : [
+      // TODO: move to presubmit once we verify the tests are not flaky
+      "name": "CtsMediaTestCases",
+      "options": [
         {
-	  "include-annotation": "android.platform.test.annotations.Presubmit"
+          "include-annotation": "android.platform.test.annotations.Presubmit"
         },
         {
-          "include-filter": "com.google.android.media.gts.WidevineGenericOpsTests"
+          "exclude-annotation": "android.platform.test.annotations.RequiresDevice"
         }
       ]
-    },
-    {
-      "name": "GtsExoPlayerTestCases",
-      "options" : [
-        {
-	  "include-annotation": "android.platform.test.annotations.SocPresubmit"
-        },
-        {
-          "include-filter": "com.google.android.exoplayer.gts.DashTest#testWidevine23FpsH264Fixed"
-        }
-      ]
-    }
-  ],
-  "imports": [
-    {
-      "path": "frameworks/av/drm/mediadrm/plugins"
     }
   ]
 }

media/libstagefright/TEST_MAPPING

@@ -1,10 +1,14 @@
 {
   "postsubmit": [
     {
+      // TODO: move to presubmit once we verify the tests are not flaky
       "name": "CtsMediaTestCases",
       "options": [
         {
-          "include-annotation": "android.platform.test.annotations.RequiresDevice"
+          "include-annotation": "android.platform.test.annotations.Presubmit"
+        },
+        {
+          "exclude-annotation": "android.platform.test.annotations.RequiresDevice"
         }
       ]
     },