bpo-35081: Rename internal headers (GH-10275)

Rename Include/internal/ headers:

* pycore_hash.h -> pycore_pyhash.h
* pycore_lifecycle.h -> pycore_pylifecycle.h
* pycore_mem.h -> pycore_pymem.h
* pycore_state.h -> pycore_pystate.h

Add missing headers to Makefile.pre.in and PCbuild:

* pycore_condvar.h.
* pycore_hamt.h
* pycore_pyhash.h
diff --git a/Python/pylifecycle.c b/Python/pylifecycle.c
index 318d7cb..4ccea2e 100644
--- a/Python/pylifecycle.c
+++ b/Python/pylifecycle.c
@@ -5,10 +5,10 @@
 #include "Python-ast.h"
 #include "pycore_context.h"
 #include "pycore_hamt.h"
-#include "pycore_lifecycle.h"
-#include "pycore_mem.h"
 #include "pycore_pathconfig.h"
-#include "pycore_state.h"
+#include "pycore_pylifecycle.h"
+#include "pycore_pymem.h"
+#include "pycore_pystate.h"
 #include "grammar.h"
 #include "node.h"
 #include "token.h"