fix: directly use tox.json (SchemaStore#5429)

Author: henryiii

src/schema-validation.jsonc

@@ -329,7 +329,7 @@
     "partial-poe.json", // pyproject.json[tool.poe]
     "partial-poetry.json", // pyproject.json[tool.poetry]
     "partial-repo-review.json", // pyproject.json[tool.repo-review]
-    "partial-tox.json", // pyproject.json[tool.tox]
+    "partial-tox.json", // classic pyproject.json[tool.tox]
     "tox.json",
     "partial-eslint-plugins.json", // eslintrc.json[rules.*]
     "partial-fusion-pack-metadata.json", // minecraft-pack-mcmeta.json[fusion]

src/schemas/json/pyproject.json

@@ -1053,7 +1053,7 @@
           "description": "Tombi is a toolkit for TOML; providing a formatter/linter and language server"
         },
         "tox": {
-          "$ref": "https://json.schemastore.org/partial-tox.json",
+          "$ref": "https://json.schemastore.org/tox.json",
           "title": "Testing Framework",
           "description": "Standardized automated testing of Python packages"
         },