configstore: should import ISurfaceFlingerConfigs

This changes fixes a build error.

Bug: 37727469
Test: Built and tested on Sailfish
Change-Id: I9c8be953f906af3b541a437e8f445063a518bf29
diff --git a/opengl/tests/EGLTest/EGL_test.cpp b/opengl/tests/EGLTest/EGL_test.cpp
index 4c13dc8..62e6bd3 100644
--- a/opengl/tests/EGLTest/EGL_test.cpp
+++ b/opengl/tests/EGLTest/EGL_test.cpp
@@ -48,6 +48,7 @@
 
 // retrieve wide-color setting from configstore
 using namespace android::hardware::configstore;
+using namespace android::hardware::configstore::V1_0;
 
 static bool hasWideColorDisplay =
         getBool<ISurfaceFlingerConfigs, &ISurfaceFlingerConfigs::hasWideColorDisplay>(false);