Revert "firestore_snappy.patch.txt: hack test to see if the windows python error can be fixed by using a temporary directory."

This hack didn't fix anything: the same problem occurred: https://github.com/firebase/firebase-cpp-sdk/runs/6087940880

This reverts commit 3936b10.

Author: dconeybe

cmake/external/firestore_snappy.patch.txt

@@ -887,39 +887,3 @@ index 000000000..bdb7b9f6a
 +
 +  set("${ARG_OUTVAR}" "${PYTHON_EXECUTABLE}" PARENT_SCOPE)
 +endfunction(FirebaseSetupPythonInterpreter)
-diff --git a/cmake/python_setup.cmake b/cmake/python_setup.cmake
-index bdb7b9f6a..152744fab 100644
---- a/cmake/python_setup.cmake
-+++ b/cmake/python_setup.cmake
-@@ -91,12 +91,30 @@ function(FirebaseSetupPythonInterpreter)
-     "The Python interpreter on the host system to use"
-   )
- 
-+  # Create a temporary directory into which to install the virtualenv
-+  execute_process(
-+    COMMAND
-+      "${FIREBASE_PYTHON_HOST_EXECUTABLE}"
-+      -c
-+      "import tempfile; print(tempfile.mkdtemp('FirebaseSetupPythonInterpreter', 'pyvenv'))"
-+    RESULT_VARIABLE
-+      FIREBASE_PYVENV_MKDTEMP_RESULT
-+    OUTPUT_VARIABLE
-+      FIREBASE_PYVENV_MKDTEMP_OUTPUT
-+    OUTPUT_STRIP_TRAILING_WHITESPACE
-+  )
-+  if(NOT FIREBASE_PYVENV_MKDTEMP_RESULT EQUAL 0)
-+    message(FATAL_ERROR
-+      "Failed to create a temporary directory for the Python virtualenv "
-+      "using ${FIREBASE_PYTHON_HOST_EXECUTABLE}")
-+  endif()
-+
-   # Check if the virtualenv is already up-to-date by examining the contents of
-   # its stamp files. The stamp files store the path of the host Python
-   # interpreter and the dependencies that were installed by pip. If both of
-   # these files exist and contain the same Python interpreter and dependencies
-   # then just re-use the virtualenv; otherwise, re-create it.
--  set(PYVENV_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/pyvenv/${ARG_KEY}")
-+  set(PYVENV_DIRECTORY "${FIREBASE_PYVENV_MKDTEMP_OUTPUT}/${ARG_KEY}")
-   set(STAMP_FILE1 "${PYVENV_DIRECTORY}/cmake_firebase_python_stamp1.txt")
-   set(STAMP_FILE2 "${PYVENV_DIRECTORY}/cmake_firebase_python_stamp2.txt")
-