Create separate [project] blocks (#311)

pyproject.toml

@@ -65,26 +65,21 @@ optional-dependencies = {dev = [
 ], readme = [
     "pytest-codeblocks",
 ]}
-readme = {content-type = "text/markdown", file = "README.md"}
+readme = "README.md"
 requires-python = ">=3.10"
-scripts = {mesh = """
-    sleplet._scripts.plotting_on_mesh:main
-    """, sphere = """
-    sleplet._scripts.plotting_on_sphere:main
-"""}
-urls = {Code = """
-    https://github.com/astro-informatics/sleplet
-    """, Documentation = """
-    https://astro-informatics.github.io/sleplet
-    """, Download = """
-    https://pypi.org/project/sleplet
-    """, Homepage = """
-    https://github.com/astro-informatics/sleplet
-    """, Issues = """
-    https://github.com/astro-informatics/sleplet/issues
-"""}
 license.file = "LICENCE.md"
 
+[project.scripts]
+mesh = "sleplet._scripts.plotting_on_mesh:main"
+sphere = "sleplet._scripts.plotting_on_sphere:main"
+
+[project.urls]
+Code = "https://github.com/astro-informatics/sleplet"
+Documentation = "https://astro-informatics.github.io/sleplet"
+Download = "https://pypi.org/project/sleplet"
+Homepage = "https://github.com/astro-informatics/sleplet"
+Issues = "https://github.com/astro-informatics/sleplet/issues"
+
 [tool.check-manifest]
 ignore = [
     "src/sleplet/_version.py",