Fix: Resolve compilation issue with Libxc 7.0.0 in ABACUS (deepmodeling#5905)

* Fix: Resolve compilation issue with Libxc 7.0.0 in ABACUS

* Fix: Resolve compilation issue with Libxc 7.0.0 in ABACUS: fix a minor test issue (304_NO_GO_AF_atommag)

Author: AsTonyshment

source/module_hamilt_general/module_xc/xc_functional_libxc.h

@@ -7,6 +7,7 @@
 #include "module_base/vector3.h"
 
 #include <xc.h>
+#include <xc_funcs.h>
 
 #include <tuple>
 #include <vector>

source/module_hamilt_general/module_xc/xc_functional_wrapper_xc.cpp

@@ -5,6 +5,10 @@
 // 2. xc_spin, which is the spin polarized counterpart of xc
 // 3. xc_spin_libxc, which is the wrapper for LDA functional, spin polarized
 
+#ifdef USE_LIBXC
+#include <xc_funcs.h>
+#endif	// ifdef USE_LIBXC
+
 #include "xc_functional.h"
 #include <stdexcept>