Help: Move vendor field into example

This ensures that the vendor field gets automated testing from the
example.

Help/manual/cmake-presets.7.rst

@@ -65,19 +65,7 @@ Format
     it does exist. However, the keys should be a vendor-specific domain name
     followed by a ``/``-separated path. For example, the Example IDE 1.0 could
     use ``example.com/ExampleIDE/1.0``. The value of each field can be anything
-    desired by the vendor, though will typically be a map. For example:
+    desired by the vendor, though will typically be a map.
-
-    .. code-block:: json
-
-      {
-        "version": 1,
-        "vendor": {
-          "example.com/ExampleIDE/1.0": {
-            "autoFormat": true
-          }
-        },
-        "configurePresets": []
-      }
 
   ``configurePresets``
 

Help/manual/presets/example.json

@@ -17,7 +17,17 @@
           "type": "BOOL",
           "value": "OFF"
         }
+      },
+      "vendor": {
+        "example.com/ExampleIDE/1.0": {
+          "autoFormat": true
+        }
+      }
+    }
+  ],
+  "vendor": {
+    "example.com/ExampleIDE/1.0": {
+      "autoFormat": false
     }
   }
-  ]
 }