bump version to 1.0.3 (#3035)

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "nerfstudio"
-version = "1.0.2"
+version = "1.0.3"
 description = "All-in-one repository for state-of-the-art NeRFs"
 readme = "README.md"
 license = { text="Apache 2.0"}