Use version template in pyproject (#350)

* Use version template in pyproject

To avoid accidentally bumping a dependency version

* Update pyproject.toml

Author: blink1073

pyproject.toml

@@ -73,10 +73,19 @@ src = "jupyter_releaser/__init__.py"
 
 [[tool.tbump.file]]
 src = "pyproject.toml"
+version_template = "version = \"{major}.{minor}.{patch}{channel}{release}\""
 
 [[tool.tbump.file]]
 src = "docs/source/conf.py"
 
+[[tool.tbump.field]]
+name = "channel"
+default = ""
+
+[[tool.tbump.field]]
+name = "release"
+default = ""
+
 [tool.jupyter-releaser]
 skip = ["check-links"]