🔧 Update .python-version.jinja to use dynamic minor version

Author: tsvikas

ctt.toml

@@ -25,13 +25,6 @@ get_package_version_from_vcs = true
 
 [output.".ctt/python3.9"]
 python_minor = 9
-_extra_tasks = [
-  "bash -c 'echo \"3.9\" > .python-version'",
-  "uv run just update-deps",
-  "git add --all",
-  "git commit -m 'switch to python 3.9' --no-verify",
-  "uv run just check",
-]
 get_package_version_from_vcs = true
 has_cli = true
 jupyter_files = "strip_outputs"

project_name/.python-version.jinja

@@ -1 +1 @@
-3.13
+3.{{ python_minor }}