Remove test-stlport BROKEN_RUN.

Clang can pass test-stlport now.

Change-Id: I9ff9d7c3ffedd05c1ee3d5f22079b69fbc94fdb3
diff --git a/tests/device/test-stlport/BROKEN_RUN b/tests/device/test-stlport/BROKEN_RUN
deleted file mode 100644
index 17d604b..0000000
--- a/tests/device/test-stlport/BROKEN_RUN
+++ /dev/null
@@ -1 +0,0 @@
-clang3.1 clang3.2
\ No newline at end of file