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/Modules/_functoolsmodule.c b/Modules/_functoolsmodule.c
index 692c3b3..773102b 100644
--- a/Modules/_functoolsmodule.c
+++ b/Modules/_functoolsmodule.c
@@ -1,7 +1,7 @@
 
 #include "Python.h"
-#include "pycore_mem.h"
-#include "pycore_state.h"
+#include "pycore_pymem.h"
+#include "pycore_pystate.h"
 #include "structmember.h"
 
 /* _functools module written and maintained
diff --git a/Modules/_io/bufferedio.c b/Modules/_io/bufferedio.c
index 24ae963..e1e45dc 100644
--- a/Modules/_io/bufferedio.c
+++ b/Modules/_io/bufferedio.c
@@ -9,7 +9,7 @@
 
 #define PY_SSIZE_T_CLEAN
 #include "Python.h"
-#include "pycore_state.h"
+#include "pycore_pystate.h"
 #include "structmember.h"
 #include "pythread.h"
 #include "_iomodule.h"
diff --git a/Modules/_threadmodule.c b/Modules/_threadmodule.c
index ad65188..72d044c 100644
--- a/Modules/_threadmodule.c
+++ b/Modules/_threadmodule.c
@@ -3,7 +3,7 @@
 /* Interface to Sjoerd's portable C thread library */
 
 #include "Python.h"
-#include "pycore_state.h"
+#include "pycore_pystate.h"
 #include "structmember.h" /* offsetof */
 #include "pythread.h"
 
diff --git a/Modules/_xxsubinterpretersmodule.c b/Modules/_xxsubinterpretersmodule.c
index fb0b83a..33509ef 100644
--- a/Modules/_xxsubinterpretersmodule.c
+++ b/Modules/_xxsubinterpretersmodule.c
@@ -4,7 +4,7 @@
 
 #include "Python.h"
 #include "frameobject.h"
-#include "pycore_state.h"
+#include "pycore_pystate.h"
 
 
 static char *
diff --git a/Modules/gcmodule.c b/Modules/gcmodule.c
index a54be07..48b4700 100644
--- a/Modules/gcmodule.c
+++ b/Modules/gcmodule.c
@@ -25,8 +25,8 @@
 
 #include "Python.h"
 #include "pycore_context.h"
-#include "pycore_mem.h"
-#include "pycore_state.h"
+#include "pycore_pymem.h"
+#include "pycore_pystate.h"
 #include "frameobject.h"        /* for PyFrame_ClearFreeList */
 #include "pydtrace.h"
 #include "pytime.h"             /* for _PyTime_GetMonotonicClock() */
diff --git a/Modules/getpath.c b/Modules/getpath.c
index 6b443f6..18df795 100644
--- a/Modules/getpath.c
+++ b/Modules/getpath.c
@@ -4,7 +4,7 @@
 #include "osdefs.h"
 #include "pycore_fileutils.h"
 #include "pycore_pathconfig.h"
-#include "pycore_state.h"
+#include "pycore_pystate.h"
 
 #include <sys/types.h>
 #include <string.h>
diff --git a/Modules/main.c b/Modules/main.c
index c847d1a..281707a 100644
--- a/Modules/main.c
+++ b/Modules/main.c
@@ -3,10 +3,10 @@
 #include "Python.h"
 #include "osdefs.h"
 #include "pycore_getopt.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 <locale.h>
 
diff --git a/Modules/posixmodule.c b/Modules/posixmodule.c
index bf886e3..bf3e03e 100644
--- a/Modules/posixmodule.c
+++ b/Modules/posixmodule.c
@@ -32,7 +32,7 @@
 #else
 #include "winreparse.h"
 #endif
-#include "pycore_state.h"
+#include "pycore_pystate.h"
 
 /* On android API level 21, 'AT_EACCESS' is not declared although
  * HAVE_FACCESSAT is defined. */