gh-100764: add pycore_frame.h to PYTHON_HEADERS and Windows build files(#100765)

Author: carljm

Makefile.pre.in

@@ -1648,6 +1648,7 @@ PYTHON_HEADERS= \
 		$(srcdir)/Include/internal/pycore_fileutils.h \
 		$(srcdir)/Include/internal/pycore_floatobject.h \
 		$(srcdir)/Include/internal/pycore_format.h \
+		$(srcdir)/Include/internal/pycore_frame.h \
 		$(srcdir)/Include/internal/pycore_function.h \
 		$(srcdir)/Include/internal/pycore_genobject.h \
 		$(srcdir)/Include/internal/pycore_getopt.h \

PCbuild/pythoncore.vcxproj

@@ -218,6 +218,7 @@
     <ClInclude Include="..\Include\internal\pycore_fileutils.h" />
     <ClInclude Include="..\Include\internal\pycore_floatobject.h" />
     <ClInclude Include="..\Include\internal\pycore_format.h" />
+    <ClInclude Include="..\Include\internal\pycore_frame.h" />
     <ClInclude Include="..\Include\internal\pycore_function.h" />
     <ClInclude Include="..\Include\internal\pycore_gc.h" />
     <ClInclude Include="..\Include\internal\pycore_genobject.h" />