Remove opengl tests from tests build
diff --git a/opengl/tests/textures/Android.mk b/opengl/tests/textures/Android.mk
index a8c6220..8d5f56d 100644
--- a/opengl/tests/textures/Android.mk
+++ b/opengl/tests/textures/Android.mk
@@ -12,6 +12,6 @@
 
 LOCAL_MODULE:= test-opengl-textures
 
-LOCAL_MODULE_TAGS := tests
+LOCAL_MODULE_TAGS := optional
 
 include $(BUILD_EXECUTABLE)