gh-109276: Complete test.pythoninfo

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• Enable collect_sysconfig() on Windows.
• Add sysconfig 'abs_builddir' and 'srcdir'
• Add sysconfig.is_python_build()
• Add tempfile.gettempdir()
• Remove compatiblity with Python 2.7 (print_function).

• Issue: Enhance Python regrtest test runner (test.libregrtest) #109276

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Windows x64:

sysconfig.is_python_build: True sysconfig[prefix]: D:\a\cpython\cpython sysconfig[srcdir]: D:\a\cpython\cpython tempfile.gettempdir: C:\Users\RUNNER~1\AppData\Local\Temp 

Ubuntu:

sysconfig.is_python_build: True sysconfig[ABIFLAGS]: d sysconfig[CCSHARED]: -fPIC sysconfig[CC]: gcc -pthread sysconfig[CFLAGS]: -fno-strict-overflow -Wsign-compare -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -g -Og -Wall sysconfig[CONFIG_ARGS]: '--config-cache' '--with-pydebug' '--with-openssl=/home/runner/work/cpython/cpython/multissl/openssl/1.1.1v' sysconfig[HOST_GNU_TYPE]: x86_64-pc-linux-gnu sysconfig[MACHDEP]: linux sysconfig[MULTIARCH]: x86_64-linux-gnu sysconfig[OPT]: -g -Og -Wall sysconfig[PY_CFLAGS]: -fno-strict-overflow -Wsign-compare -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -g -Og -Wall sysconfig[PY_CFLAGS_NODIST]: -std=c11 -Wextra -Wno-unused-parameter -Wno-missing-field-initializers -Wstrict-prototypes -Werror=implicit-function-declaration -fvisibility=hidden -I../cpython-ro-srcdir/Include/internal sysconfig[PY_STDMODULE_CFLAGS]: -fno-strict-overflow -Wsign-compare -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer -g -Og -Wall -std=c11 -Wextra -Wno-unused-parameter -Wno-missing-field-initializers -Wstrict-prototypes -Werror=implicit-function-declaration -fvisibility=hidden -I../cpython-ro-srcdir/Include/internal -IObjects -IInclude -IPython -I. -I../cpython-ro-srcdir/Include sysconfig[Py_DEBUG]: 1 sysconfig[Py_ENABLE_SHARED]: 0 sysconfig[Py_NOGIL]: 0 sysconfig[SHELL]: /bin/sh -e sysconfig[SOABI]: cpython-313d-x86_64-linux-gnu sysconfig[abs_builddir]: /home/runner/work/cpython/cpython-builddir sysconfig[prefix]: /usr/local sysconfig[srcdir]: /home/runner/work/cpython/cpython-ro-srcdir tempfile.gettempdir: /tmp