fix: modify project script in pyproject.toml

Author: zmx27

pyproject.toml

@@ -58,7 +58,7 @@ exclude = []  # exclude packages matching these glob patterns (empty by default)
 namespaces = false  # to disable scanning PEP 420 namespaces (true by default)
 
 [project.scripts]
-pyobjcryst = "pyobjcryst.app:main"
+pyobjcryst = "pyobjcryst.pyobjcryst_app:main"
 
 [tool.setuptools.dynamic]
 dependencies = {file = ["requirements/pip.txt"]}