fix: allow Python 3.8 in Hatch build hook (#285)

* fix(hatch hook): allow Python 3.8

* bump Hatch hook to 1.2.8

Author: DavidVujic

projects/hatch_polylith_bricks/pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "hatch-polylith-bricks"
-version = "1.2.7"
+version = "1.2.8"
 description = "Hatch build hook plugin for Polylith"
 authors = ['David Vujic']
 homepage = "https://davidvujic.github.io/python-polylith-docs/"
@@ -21,7 +21,7 @@ classifiers = [
 ]
 
 [tool.poetry.dependencies]
-python = "^3.9"
+python = "^3.8"
 hatchling = "^1.21.0"
 tomlkit = "0.*"