Add proper namespace to GraphicTypes.

Renamed GraphicsTypes.h to GraphicTypes.h and added proper namespace to avoid
naming conflict.

BUG: 77156734
Test: Build and flash
Change-Id: Ibd9f454b5b72d5f8c6d94a3869a60a1bf821f106
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index b9e5d3f..82b8bc0 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -104,6 +104,7 @@
 
 using namespace android::hardware::configstore;
 using namespace android::hardware::configstore::V1_0;
+using ui::ColorMode;
 
 namespace {
 class ConditionalLock {