[CMake][NFC] Remove an unused argument for ROOT_ADD_TEST.

The argument COMPILEMACROS isn't used anywhere, so it can be removed.

Author: hageboeck

cmake/modules/RootMacros.cmake

@@ -1495,7 +1495,7 @@ set(ROOT_TEST_DRIVER ${CMAKE_CURRENT_LIST_DIR}/RootTestDriver.cmake)
 function(ROOT_ADD_TEST test)
   CMAKE_PARSE_ARGUMENTS(ARG "DEBUG;WILLFAIL;CHECKOUT;CHECKERR;RUN_SERIAL"
                             "TIMEOUT;BUILD;INPUT;OUTPUT;ERROR;SOURCE_DIR;BINARY_DIR;WORKING_DIR;PROJECT;PASSRC;RESOURCE_LOCK"
-                            "COMMAND;COPY_TO_BUILDDIR;DIFFCMD;OUTCNV;OUTCNVCMD;PRECMD;POSTCMD;ENVIRONMENT;COMPILEMACROS;DEPENDS;PASSREGEX;OUTREF;ERRREF;FAILREGEX;LABELS;PYTHON_DEPS;FIXTURES_SETUP;FIXTURES_CLEANUP;FIXTURES_REQUIRED;PROPERTIES"
+                            "COMMAND;COPY_TO_BUILDDIR;DIFFCMD;OUTCNV;OUTCNVCMD;PRECMD;POSTCMD;ENVIRONMENT;DEPENDS;PASSREGEX;OUTREF;ERRREF;FAILREGEX;LABELS;PYTHON_DEPS;FIXTURES_SETUP;FIXTURES_CLEANUP;FIXTURES_REQUIRED;PROPERTIES"
                             ${ARGN})
 
   #- Handle COMMAND argument