fix deployment bug

Author: RichardZhu2

.github/workflows/publish.yml

@@ -26,7 +26,7 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install build
+          pip install build setuptools wheel
       - name: Build package
         run: |
           python -m build

pyproject.toml

@@ -3,7 +3,7 @@ requires = ["setuptools", "setuptools-scm", "wheel"]
 build-backend = "setuptools.build_meta"
 
 [tool.setuptools_scm]
-write_to = "pyper/_version.py"
+write_to = "src/pyper/_version.py"
 
 [project]
 name = "python-pyper"