chore(deps): update dependency docs/mkdocs to v1.5.3 (#128)

pyproject.toml

@@ -32,7 +32,7 @@ Source = "https://github.com/iterative/dvc-studio-client"
 
 [project.optional-dependencies]
 docs = [
-    "mkdocs==1.5.2",
+    "mkdocs==1.5.3",
     "mkdocs-gen-files==0.5.0",
     "mkdocs-material==9.5.7",
     "mkdocs-section-index==0.3.6",