Fix for building without uhd

lte/phy/lib/ue/test/CMakeLists.txt

@@ -31,11 +31,13 @@ IF(${CUHD_FIND} GREATER -1)
 
   ADD_EXECUTABLE(ue_celldetect_mib_test ue_celldetect_mib_test.c)
   TARGET_LINK_LIBRARIES(ue_celldetect_mib_test lte_phy cuhd)
+
+  IF(${GRAPHICS_FIND} EQUAL -1)
+    SET_TARGET_PROPERTIES(ue_sync_usrp PROPERTIES COMPILE_DEFINITIONS "DISABLE_GRAPHICS")
+  ELSE(${GRAPHICS_FIND} EQUAL -1)
+    target_link_libraries(ue_sync_usrp graphics)
+  ENDIF(${GRAPHICS_FIND} EQUAL -1)
+
 ENDIF(${CUHD_FIND} GREATER -1)
 
-IF(${GRAPHICS_FIND} EQUAL -1)
-  SET_TARGET_PROPERTIES(ue_sync_usrp PROPERTIES COMPILE_DEFINITIONS "DISABLE_GRAPHICS")
-ELSE(${GRAPHICS_FIND} EQUAL -1)
-  target_link_libraries(ue_sync_usrp graphics)
-ENDIF(${GRAPHICS_FIND} EQUAL -1)