chore(deps): update dependency sphinx-rtd-theme to ~1.3.0

Signed-off-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

poetry.lock

@@ -30,7 +30,7 @@ black = "~23.7.0"
 
 [tool.poetry.group.docs.dependencies]
 sphinx = "~6.2.1"
-sphinx-rtd-theme = "~1.2.2"
+sphinx-rtd-theme = "~1.3.0"
 m2r2 = "~0.3.2"
 
 [tool.black]