build: changed the dependency grouping in pyproject.toml to align with uv structure

Author: snehasaisneha

pyproject.toml

@@ -21,7 +21,7 @@ authors = [
     {name = "Sneha S", email = "sneha@artpark.in"},
 ]
 
-[project.optional-dependencies]
+[dependency-groups]
 dev = [
     "pytest>=8.3.5",
     "ruff",
@@ -31,7 +31,6 @@ dev = [
     "mkdocs-material>=9.6.12",
     "mkdocstrings[python]>=0.29.1",
 ]
-
 notebook = [
     "jupyter",
     "seaborn",