Update SPEC file

OBS-URL: https://build.opensuse.org/package/show/devel:languages:python/python-libcst?expand=0&rev=33

replace-python-call.patch

@@ -0,0 +1,36 @@
+---
+ libcst/codegen/generate.py               |    2 +-
+ libcst/codemod/tests/test_codemod_cli.py |    4 ++--
+ 2 files changed, 3 insertions(+), 3 deletions(-)
+
+--- a/libcst/codegen/generate.py
++++ b/libcst/codegen/generate.py
+@@ -69,7 +69,7 @@ def codegen_visitors() -> None:
+         # by attempting to run codegen again in a new process.
+         with open(os.devnull, "w") as devnull:
+             subprocess.check_call(
+-                ["python3", "-m", "libcst.codegen.gen_visitor_functions"],
++                [sys.executable, "-m", "libcst.codegen.gen_visitor_functions"],
+                 cwd=base,
+                 stdout=devnull,
+             )
+--- a/libcst/codemod/tests/test_codemod_cli.py
++++ b/libcst/codemod/tests/test_codemod_cli.py
+@@ -4,7 +4,7 @@
+ # LICENSE file in the root directory of this source tree.
+ #
+ 
+-
++import sys
+ import subprocess
+ from pathlib import Path
+ 
+@@ -16,7 +16,7 @@ class TestCodemodCLI(UnitTest):
+     def test_codemod_formatter_error_input(self) -> None:
+         rlt = subprocess.run(
+             [
+-                "python",
++                sys.executable,
+                 "-m",
+                 "libcst.tool",
+                 "codemod",