Remove outdated YAML example (#204)

* Remove outdated YAML example

* Wording

docs/index.rst

@@ -25,7 +25,7 @@ See :gh:`pre-commit/pre-commit` for instructions, sample ``.pre-commit-config.ya
 .. code-block:: yaml
 
     - repo: https://github.com/tox-dev/pyproject-fmt
-      rev: "1.0.0"
+      rev: "2.0.0"
       hooks:
         - id: pyproject-fmt
 
@@ -34,17 +34,9 @@ Calculating max supported Python version
 ----------------------------------------
 
 This tool will automatically generate the ``Programming Language :: Python :: 3.X`` classifiers for you. To do so it
-needs to know what is the range of Python interpreter versions you support. The lower bound can be deduced by looking
-at the ``requires-python`` key in the ``pyproject.toml`` configuration file. For the upper bound by default will
-assume the latest stable release but can be changed via CLI flag or config:
-
-.. code-block:: yaml
-
-    - repo: https://github.com/tox-dev/pyproject-fmt
-      rev: "2.0.0"
-      hooks:
-        - id: pyproject-fmt
-
+needs to know the range of Python interpreter versions you support. The lower bound can be deduced by looking
+at the ``requires-python`` key in the ``pyproject.toml`` configuration file. The upper bound, by default, will
+assume the latest stable release but can be changed via CLI flag or config.
 
 Command line interface
 ----------------------