fix: Remove poetry-dynamic-versioning, match auth0-python build config

- Remove [tool.poetry-dynamic-versioning] section (vcs=none is invalid)
- Use poetry.core.masonry.api as build backend matching auth0-python
- Restore pyproject.toml in .shiprc matching auth0-python pattern

Author: kishore7snehil

.shiprc

@@ -1,6 +1,7 @@
 {
   "files": {
-    ".version": []
+    ".version": [],
+    "pyproject.toml": ["version = \"{MAJOR}.{MINOR}.{PATCH}\""]
   },
   "prefixVersion": false
 }

pyproject.toml

@@ -85,11 +85,6 @@ ignore = [
 [tool.ruff.lint.isort]
 section-order = ["future", "standard-library", "third-party", "first-party"]
 
-[tool.poetry-dynamic-versioning]
-enable = true
-style = "pep440"
-vcs = "none"
-
 [build-system]
-requires = ["poetry-core", "poetry-dynamic-versioning>=1.0.0,<2.0.0"]
-build-backend = "poetry_dynamic_versioning.backend"
+requires = ["poetry-core"]
+build-backend = "poetry.core.masonry.api"