set virtualenv version in bump-version script directly

Author: dlqqq

pyproject.toml

@@ -3,8 +3,6 @@ requires = [
     "hatchling>=1.5.0",
     "jupyterlab>=4.0.0,<5",
     "hatch-nodejs-version>=0.3.2",
-    # Workaround for https://github.com/jupyter-server/jupyter_releaser/issues/613
-    "virtualenv!=20.35.0",
 ]
 build-backend = "hatchling.build"
 
@@ -63,7 +61,7 @@ exclude = [".github", "binder"]
 path = "jupyter_ai_chat_commands/_version.py"
 
 [tool.hatch.build.hooks.jupyter-builder]
-dependencies = ["hatch-jupyter-builder>=0.5", "virtualenv!=20.35.0"]
+dependencies = ["hatch-jupyter-builder>=0.5"]
 build-function = "hatch_jupyter_builder.npm_builder"
 ensured-targets = [
     "jupyter_ai_chat_commands/labextension/static/style.js",
@@ -82,7 +80,8 @@ source_dir = "src"
 build_dir = "jupyter_ai_chat_commands/labextension"
 
 [tool.jupyter-releaser.options]
-version_cmd = "hatch version"
+# Workaround for https://github.com/jupyter-server/jupyter_releaser/issues/613
+version_cmd = "pip uninstall virtualenv && pip install virtualenv!=20.35.0 && hatch version"
 
 [tool.jupyter-releaser.hooks]
 before-build-npm = [