fix: add typing-extensions as build dependency for Python 3.10

Add typing-extensions to build-system.requires in both packages
for Python < 3.11 to ensure build-time typing features are available.

Author: RonnyPfannschmidt

nextgen/vcs-versioning/pyproject.toml

@@ -3,6 +3,7 @@ build-backend = "hatchling.build"
 requires = [
   "hatchling",
   "packaging>=20",
+  'typing-extensions; python_version < "3.11"',
 ]
 
 [project]
@@ -31,7 +32,7 @@ dynamic = [
 dependencies = [
   "packaging>=20",
   'tomli>=1; python_version < "3.11"',
-  'typing-extensions; python_version < "3.10"',
+  'typing-extensions; python_version < "3.11"',
 ]
 [project.urls]
 Documentation = "https://github.com/unknown/vcs-versioning#readme"

pyproject.toml

@@ -6,6 +6,7 @@ requires = [
   "setuptools>=77.0.3",
   "vcs-versioning",
   'tomli<=2.0.2; python_version < "3.11"',
+  'typing-extensions; python_version < "3.11"',
 ]
 backend-path = [
   ".",
@@ -45,7 +46,7 @@ dependencies = [
   # https://github.com/pypa/setuptools-scm/issues/1112 - re-pin in a breaking release
   "setuptools", # >= 61",
   'tomli>=1; python_version < "3.11"',
-  'typing-extensions; python_version < "3.10"',
+  'typing-extensions; python_version < "3.11"',
 ]
 
 [tool.uv.sources]